65553692855 has 32 divisors (see below), whose sum is σ = 92343297024. Its totient is φ = 43738523136.

The previous prime is 65553692851. The next prime is 65553692891. The reversal of 65553692855 is 55829635556.

It is not a de Polignac number, because 65553692855 - 2² = 65553692851 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 65553692794 and 65553692803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65553692851) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 313007 + ... + 478623.

It is an arithmetic number, because the mean of its divisors is an integer number (2885728032).

Almost surely, 2^65553692855 is an apocalyptic number.

65553692855 is a deficient number, since it is larger than the sum of its proper divisors (26789604169).

65553692855 is a wasteful number, since it uses less digits than its factorization.

65553692855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165935.

The product of its digits is 48600000, while the sum is 59.

The spelling of 65553692855 in words is "sixty-five billion, five hundred fifty-three million, six hundred ninety-two thousand, eight hundred fifty-five".