55555659076155 has 128 divisors (see below), whose sum is σ = 102603082745856. Its totient is φ = 25144374067200.

The previous prime is 55555659076147. The next prime is 55555659076163. The reversal of 55555659076155 is 55167095655555.

It is an interprime number because it is at equal distance from previous prime (55555659076147) and next prime (55555659076163).

It is not a de Polignac number, because 55555659076155 - 2³ = 55555659076147 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55555659076155.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 11140093572 + ... + 11140098558.

It is an arithmetic number, because the mean of its divisors is an integer number (801586583952).

Almost surely, 2^{55555659076155} is an apocalyptic number.

55555659076155 is a deficient number, since it is larger than the sum of its proper divisors (47047423669701).

55555659076155 is a wasteful number, since it uses less digits than its factorization.

55555659076155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7717.

The product of its (nonzero) digits is 885937500, while the sum is 69.

The spelling of 55555659076155 in words is "fifty-five trillion, five hundred fifty-five billion, six hundred fifty-nine million, seventy-six thousand, one hundred fifty-five".