2642773251 has 8 divisors (see below), whose sum is σ = 3709155520. Its totient is φ = 1669119912.

The previous prime is 2642773241. The next prime is 2642773261. The reversal of 2642773251 is 1523772462.

It is an interprime number because it is at equal distance from previous prime (2642773241) and next prime (2642773261).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2642773251 - 2⁷ = 2642773123 is a prime.

It is a super-2 number, since 2×2642773251² = 13968500912402218002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2642773241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23182165 + ... + 23182278.

It is an arithmetic number, because the mean of its divisors is an integer number (463644440).

Almost surely, 2^2642773251 is an apocalyptic number.

2642773251 is a deficient number, since it is larger than the sum of its proper divisors (1066382269).

2642773251 is a wasteful number, since it uses less digits than its factorization.

2642773251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46364465.

The product of its digits is 141120, while the sum is 39.

The square root of 2642773251 is about 51407.9103932459. The cubic root of 2642773251 is about 1382.5684245755.

The spelling of 2642773251 in words is "two billion, six hundred forty-two million, seven hundred seventy-three thousand, two hundred fifty-one".