55113232455 has 24 divisors (see below), whose sum is σ = 100557478320. Its totient is φ = 27846685440.

The previous prime is 55113232423. The next prime is 55113232507. The reversal of 55113232455 is 55423231155.

55113232455 is a `hidden beast` number, since 551 + 1 + 32 + 3 + 24 + 55 = 666.

It is not a de Polignac number, because 55113232455 - 2⁵ = 55113232423 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32229106 + ... + 32230815.

It is an arithmetic number, because the mean of its divisors is an integer number (4189894930).

Almost surely, 2^55113232455 is an apocalyptic number.

55113232455 is a deficient number, since it is larger than the sum of its proper divisors (45444245865).

55113232455 is a wasteful number, since it uses less digits than its factorization.

55113232455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64459951 (or 64459948 counting only the distinct ones).

The product of its digits is 90000, while the sum is 36.

The spelling of 55113232455 in words is "fifty-five billion, one hundred thirteen million, two hundred thirty-two thousand, four hundred fifty-five".