55234404664 has 16 divisors (see below), whose sum is σ = 103601683800. Its totient is φ = 27607288992.

The previous prime is 55234404661. The next prime is 55234404679. The reversal of 55234404664 is 46640443255.

It is a self number, because there is not a number n which added to its sum of digits gives 55234404664.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55234404661) 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, 1215462 + ... + 1260085.

Almost surely, 2^55234404664 is an apocalyptic number.

It is an amenable number.

55234404664 is a deficient number, since it is larger than the sum of its proper divisors (48367279136).

55234404664 is a wasteful number, since it uses less digits than its factorization.

55234404664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2478342 (or 2478338 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 43.

The spelling of 55234404664 in words is "fifty-five billion, two hundred thirty-four million, four hundred four thousand, six hundred sixty-four".