55692229655 has 4 divisors (see below), whose sum is σ = 66830675592. Its totient is φ = 44553783720.

The previous prime is 55692229651. The next prime is 55692229727.

55692229655 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 55692229655 - 2² = 55692229651 is a prime.

It is a super-2 number, since 2×55692229655² (a number of 22 digits) contains 22 as substring.

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 55692229655.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55692229651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5569222961 + ... + 5569222970.

It is an arithmetic number, because the mean of its divisors is an integer number (16707668898).

Almost surely, 2^55692229655 is an apocalyptic number.

55692229655 is a deficient number, since it is larger than the sum of its proper divisors (11138445937).

55692229655 is a wasteful number, since it uses less digits than its factorization.

55692229655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11138445936.

The product of its digits is 14580000, while the sum is 56.

The spelling of 55692229655 in words is "fifty-five billion, six hundred ninety-two million, two hundred twenty-nine thousand, six hundred fifty-five".