64563150 has 48 divisors (see below), whose sum is σ = 164458224. Its totient is φ = 16750080.

The previous prime is 64563133. The next prime is 64563199. The reversal of 64563150 is 5136546.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 267 + ... + 11366.

It is an arithmetic number, because the mean of its divisors is an integer number (3426213).

Almost surely, 2^64563150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64563150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82229112).

64563150 is an abundant number, since it is smaller than the sum of its proper divisors (99895074).

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

64563150 is a wasteful number, since it uses less digits than its factorization.

64563150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11685 (or 11680 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 64563150 is about 8035.1197875327. The cubic root of 64563150 is about 401.1698047239.

Adding to 64563150 its reverse (5136546), we get a palindrome (69699696).

The spelling of 64563150 in words is "sixty-four million, five hundred sixty-three thousand, one hundred fifty".