65416360506 has 32 divisors (see below), whose sum is σ = 149549723520. Its totient is φ = 18687062016.

The previous prime is 65416360453. The next prime is 65416360523. The reversal of 65416360506 is 60506361456.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105210 + ... + 376698.

It is an arithmetic number, because the mean of its divisors is an integer number (4673428860).

Almost surely, 2^65416360506 is an apocalyptic number.

65416360506 is an abundant number, since it is smaller than the sum of its proper divisors (84133363014).

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

65416360506 is a wasteful number, since it uses less digits than its factorization.

65416360506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277238.

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 65416360506 in words is "sixty-five billion, four hundred sixteen million, three hundred sixty thousand, five hundred six".