65061055056 has 40 divisors (see below), whose sum is σ = 171983104480. Its totient is φ = 21182668416.

The previous prime is 65061055027. The next prime is 65061055063. The reversal of 65061055056 is 65055016056.

65061055056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 15758851 + ... + 15762978.

It is an arithmetic number, because the mean of its divisors is an integer number (4299577612).

Almost surely, 2^65061055056 is an apocalyptic number.

It is an amenable number.

65061055056 is an abundant number, since it is smaller than the sum of its proper divisors (106922049424).

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

65061055056 is a wasteful number, since it uses less digits than its factorization.

65061055056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31521883 (or 31521877 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 39.

The spelling of 65061055056 in words is "sixty-five billion, sixty-one million, fifty-five thousand, fifty-six".