65413552 has 20 divisors (see below), whose sum is σ = 134194536. Its totient is φ = 30782720.

The previous prime is 65413547. The next prime is 65413567. The reversal of 65413552 is 25531456.

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, 119974 + ... + 120517.

Almost surely, 2^65413552 is an apocalyptic number.

It is an amenable number.

65413552 is an abundant number, since it is smaller than the sum of its proper divisors (68780984).

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

65413552 is a wasteful number, since it uses less digits than its factorization.

65413552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240516 (or 240510 counting only the distinct ones).

The product of its digits is 18000, while the sum is 31.

The square root of 65413552 is about 8087.8644894682. The cubic root of 65413552 is about 402.9234810911.

The spelling of 65413552 in words is "sixty-five million, four hundred thirteen thousand, five hundred fifty-two".