65520008038 has 32 divisors (see below), whose sum is σ = 102422050560. Its totient is φ = 31396394400.

The previous prime is 65520008033. The next prime is 65520008039. The reversal of 65520008038 is 83080002556.

It is a junction number, because it is equal to n+sod(n) for n = 65520007988 and 65520008006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65520008033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16699545 + ... + 16703467.

It is an arithmetic number, because the mean of its divisors is an integer number (3200689080).

Almost surely, 2^65520008038 is an apocalyptic number.

65520008038 is a deficient number, since it is larger than the sum of its proper divisors (36902042522).

65520008038 is a wasteful number, since it uses less digits than its factorization.

65520008038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6012.

The product of its (nonzero) digits is 57600, while the sum is 37.

The spelling of 65520008038 in words is "sixty-five billion, five hundred twenty million, eight thousand, thirty-eight".