55153123958 has 16 divisors (see below), whose sum is σ = 84805269840. Its totient is φ = 26893190016.

The previous prime is 55153123937. The next prime is 55153124003. The reversal of 55153123958 is 85932135155.

It is a Curzon number.

It is a congruent number.

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, 2109260 + ... + 2135247.

It is an arithmetic number, because the mean of its divisors is an integer number (5300329365).

Almost surely, 2^55153123958 is an apocalyptic number.

55153123958 is a deficient number, since it is larger than the sum of its proper divisors (29652145882).

55153123958 is a wasteful number, since it uses less digits than its factorization.

55153123958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4244671.

The product of its digits is 810000, while the sum is 47.

The spelling of 55153123958 in words is "fifty-five billion, one hundred fifty-three million, one hundred twenty-three thousand, nine hundred fifty-eight".