55564083411420 has 96 divisors (see below), whose sum is σ = 166303360742400. Its totient is φ = 13827187939840.

The previous prime is 55564083411371. The next prime is 55564083411427. The reversal of 55564083411420 is 2411438046555.

It is a self number, because there is not a number n which added to its sum of digits gives 55564083411420.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55564083411427) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 490965720 + ... + 491078879.

It is an arithmetic number, because the mean of its divisors is an integer number (1732326674400).

Almost surely, 2^{55564083411420} is an apocalyptic number.

It is an amenable number.

55564083411420 is an abundant number, since it is smaller than the sum of its proper divisors (110739277330980).

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

55564083411420 is a wasteful number, since it uses less digits than its factorization.

55564083411420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982044675 (or 982044673 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 48.

The spelling of 55564083411420 in words is "fifty-five trillion, five hundred sixty-four billion, eighty-three million, four hundred eleven thousand, four hundred twenty".