65655914755 has 8 divisors (see below), whose sum is σ = 78788735424. Its totient is φ = 52523640000.

The previous prime is 65655914741. The next prime is 65655914767. The reversal of 65655914755 is 55741955656.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-65655914755 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 65655914755.

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, 206455 + ... + 417055.

It is an arithmetic number, because the mean of its divisors is an integer number (9848591928).

Almost surely, 2^65655914755 is an apocalyptic number.

65655914755 is a deficient number, since it is larger than the sum of its proper divisors (13132820669).

65655914755 is a wasteful number, since it uses less digits than its factorization.

65655914755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272957.

The product of its digits is 28350000, while the sum is 58.

The spelling of 65655914755 in words is "sixty-five billion, six hundred fifty-five million, nine hundred fourteen thousand, seven hundred fifty-five".