64503152 has 20 divisors (see below), whose sum is σ = 142828656. Its totient is φ = 27644160.

The previous prime is 64503137. The next prime is 64503181. The reversal of 64503152 is 25130546.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 287849 + ... + 288072.

Almost surely, 2^64503152 is an apocalyptic number.

It is an amenable number.

64503152 is an abundant number, since it is smaller than the sum of its proper divisors (78325504).

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

64503152 is a wasteful number, since it uses less digits than its factorization.

64503152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575936 (or 575930 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 64503152 is about 8031.3854346557. The cubic root of 64503152 is about 401.0454982858.

Adding to 64503152 its reverse (25130546), we get a palindrome (89633698).

The spelling of 64503152 in words is "sixty-four million, five hundred three thousand, one hundred fifty-two".