55501531434 has 48 divisors (see below), whose sum is σ = 120617078400. Its totient is φ = 18444621888.

The previous prime is 55501531417. The next prime is 55501531499. The reversal of 55501531434 is 43413510555.

55501531434 is a `hidden beast` number, since 5 + 5 + 501 + 5 + 3 + 143 + 4 = 666.

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, 13407337 + ... + 13411475.

It is an arithmetic number, because the mean of its divisors is an integer number (2512855800).

Almost surely, 2^55501531434 is an apocalyptic number.

55501531434 is an abundant number, since it is smaller than the sum of its proper divisors (65115546966).

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

55501531434 is a wasteful number, since it uses less digits than its factorization.

55501531434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6219 (or 6216 counting only the distinct ones).

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

The spelling of 55501531434 in words is "fifty-five billion, five hundred one million, five hundred thirty-one thousand, four hundred thirty-four".