2150671872 has 160 divisors (see below), whose sum is σ = 6046470144. Its totient is φ = 679004160.

The previous prime is 2150671867. The next prime is 2150671877. The reversal of 2150671872 is 2781760512.

It is an interprime number because it is at equal distance from previous prime (2150671867) and next prime (2150671877).

It is a self number, because there is not a number n which added to its sum of digits gives 2150671872.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2150671877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45758953 + ... + 45758999.

Almost surely, 2^2150671872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2150671872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3023235072).

2150671872 is an abundant number, since it is smaller than the sum of its proper divisors (3895798272).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2150671872 is an frugal number, since it uses more digits than its factorization.

2150671872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161 (or 83 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 39.

The square root of 2150671872 is about 46375.3368936550. The cubic root of 2150671872 is about 1290.7973101218.

The spelling of 2150671872 in words is "two billion, one hundred fifty million, six hundred seventy-one thousand, eight hundred seventy-two".