65110609920 has 104 divisors (see below), whose sum is σ = 208328714496. Its totient is φ = 17362812928.

The previous prime is 65110609919. The next prime is 65110609951. The reversal of 65110609920 is 2990601156.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 468432 + ... + 591311.

Almost surely, 2^65110609920 is an apocalyptic number.

65110609920 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

65110609920 is an abundant number, since it is smaller than the sum of its proper divisors (143218104576).

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

65110609920 is a wasteful number, since it uses less digits than its factorization.

65110609920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059775 (or 1059753 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 39.

The spelling of 65110609920 in words is "sixty-five billion, one hundred ten million, six hundred nine thousand, nine hundred twenty".