55101106055556 has 72 divisors (see below), whose sum is σ = 153511922569824. Its totient is φ = 16525167690240.

The previous prime is 55101106055491. The next prime is 55101106055587. The reversal of 55101106055556 is 65555060110155.

It is a super-2 number, since 2×55101106055556² (a number of 28 digits) contains 22 as substring.

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, 717199770 + ... + 717276593.

It is an arithmetic number, because the mean of its divisors is an integer number (2132110035692).

Almost surely, 2^{55101106055556} is an apocalyptic number.

It is an amenable number.

55101106055556 is an abundant number, since it is smaller than the sum of its proper divisors (98410816514268).

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

55101106055556 is a wasteful number, since it uses less digits than its factorization.

55101106055556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1434476481 (or 1434476476 counting only the distinct ones).

The product of its (nonzero) digits is 562500, while the sum is 45.

The spelling of 55101106055556 in words is "fifty-five trillion, one hundred one billion, one hundred six million, fifty-five thousand, five hundred fifty-six".