55358214911976 has 32 divisors (see below), whose sum is σ = 138395724717600. Its totient is φ = 18452713312320.

The previous prime is 55358214911971. The next prime is 55358214911977. The reversal of 55358214911976 is 67911941285355.

It is not an unprimeable number, because it can be changed into a prime (55358214911971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27765231 + ... + 29692161.

It is an arithmetic number, because the mean of its divisors is an integer number (4324866397425).

Almost surely, 2^{55358214911976} is an apocalyptic number.

It is an amenable number.

55358214911976 is an abundant number, since it is smaller than the sum of its proper divisors (83037509805624).

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

55358214911976 is a wasteful number, since it uses less digits than its factorization.

55358214911976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3123969 (or 3123965 counting only the distinct ones).

The product of its digits is 81648000, while the sum is 66.

The spelling of 55358214911976 in words is "fifty-five trillion, three hundred fifty-eight billion, two hundred fourteen million, nine hundred eleven thousand, nine hundred seventy-six".