55510050555511 has 8 divisors (see below), whose sum is σ = 56007493350480. Its totient is φ = 55012716592512.

The previous prime is 55510050555451. The next prime is 55510050555521. The reversal of 55510050555511 is 11555505001555.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55510050555511 - 2³⁵ = 55475690817143 is a prime.

It is a super-2 number, since 2×55510050555511² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55510050555521) 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, 26183145 + ... + 28223698.

It is an arithmetic number, because the mean of its divisors is an integer number (7000936668810).

Almost surely, 2^{55510050555511} is an apocalyptic number.

55510050555511 is a deficient number, since it is larger than the sum of its proper divisors (497442794969).

55510050555511 is a wasteful number, since it uses less digits than its factorization.

55510050555511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54415985.

The product of its (nonzero) digits is 390625, while the sum is 43.

The spelling of 55510050555511 in words is "fifty-five trillion, five hundred ten billion, fifty million, five hundred fifty-five thousand, five hundred eleven".