55435504124 has 192 divisors, whose sum is σ = 133388881920. Its totient is φ = 19461012480.

The previous prime is 55435504057. The next prime is 55435504133. The reversal of 55435504124 is 42140553455.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 50718122 + ... + 50719214.

It is an arithmetic number, because the mean of its divisors is an integer number (694733760).

Almost surely, 2^55435504124 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55435504124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66694440960).

55435504124 is an abundant number, since it is smaller than the sum of its proper divisors (77953377796).

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

55435504124 is a wasteful number, since it uses less digits than its factorization.

55435504124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1420 (or 1418 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 38.

The spelling of 55435504124 in words is "fifty-five billion, four hundred thirty-five million, five hundred four thousand, one hundred twenty-four".