55645433754 has 32 divisors (see below), whose sum is σ = 116004710976. Its totient is φ = 17777802240.

The previous prime is 55645433747. The next prime is 55645433759. The reversal of 55645433754 is 45733454655.

It is a junction number, because it is equal to n+sod(n) for n = 55645433697 and 55645433706.

It is not an unprimeable number, because it can be changed into a prime (55645433759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1855687 + ... + 1885434.

It is an arithmetic number, because the mean of its divisors is an integer number (3625147218).

Almost surely, 2^55645433754 is an apocalyptic number.

55645433754 is an abundant number, since it is smaller than the sum of its proper divisors (60359277222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55645433754 is a wasteful number, since it uses less digits than its factorization.

55645433754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3741230.

The product of its digits is 15120000, while the sum is 51.

The spelling of 55645433754 in words is "fifty-five billion, six hundred forty-five million, four hundred thirty-three thousand, seven hundred fifty-four".