55555011110501 has 12 divisors (see below), whose sum is σ = 64684127931948. Its totient is φ = 47575172901312.

The previous prime is 55555011110447. The next prime is 55555011110513. The reversal of 55555011110501 is 10501111055555.

It can be written as a sum of positive squares in 2 ways, for example, as 19890047950276 + 35664963160225 = 4459826^2 + 5972015^2 .

It is not a de Polignac number, because 55555011110501 - 2⁶ = 55555011110437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55555011110531) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 516708206 + ... + 516815711.

It is an arithmetic number, because the mean of its divisors is an integer number (5390343994329).

Almost surely, 2^{55555011110501} is an apocalyptic number.

It is an amenable number.

55555011110501 is a deficient number, since it is larger than the sum of its proper divisors (9129116821447).

55555011110501 is a wasteful number, since it uses less digits than its factorization.

55555011110501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033525028 (or 1033525021 counting only the distinct ones).

The product of its (nonzero) digits is 15625, while the sum is 35.

The spelling of 55555011110501 in words is "fifty-five trillion, five hundred fifty-five billion, eleven million, one hundred ten thousand, five hundred one".