65056229757 has 16 divisors (see below), whose sum is σ = 97373207680. Its totient is φ = 42923696256.

The previous prime is 65056229713. The next prime is 65056229761. The reversal of 65056229757 is 75792265056.

65056229757 is a `hidden beast` number, since 6 + 5 + 0 + 5 + 622 + 9 + 7 + 5 + 7 = 666.

It is not a de Polignac number, because 65056229757 - 2²² = 65052035453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65056229257) 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, 12417433 + ... + 12422670.

It is an arithmetic number, because the mean of its divisors is an integer number (6085825480).

Almost surely, 2^65056229757 is an apocalyptic number.

It is an amenable number.

65056229757 is a deficient number, since it is larger than the sum of its proper divisors (32316977923).

65056229757 is a wasteful number, since it uses less digits than its factorization.

65056229757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24840209 (or 24840203 counting only the distinct ones).

The product of its (nonzero) digits is 7938000, while the sum is 54.

The spelling of 65056229757 in words is "sixty-five billion, fifty-six million, two hundred twenty-nine thousand, seven hundred fifty-seven".