55510005501 has 12 divisors (see below), whose sum is σ = 81147157728. Its totient is φ = 36560806344.

The previous prime is 55510005461. The next prime is 55510005533. The reversal of 55510005501 is 10550001555.

55510005501 is a `hidden beast` number, since 5 + 5 + 5 + 100 + 0 + 550 + 1 = 666.

It is not a de Polignac number, because 55510005501 - 2²⁹ = 54973134589 is a prime.

It is a super-2 number, since 2×55510005501² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55510005401) 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, 37154545 + ... + 37156038.

It is an arithmetic number, because the mean of its divisors is an integer number (6762263144).

Almost surely, 2^55510005501 is an apocalyptic number.

It is an amenable number.

55510005501 is a deficient number, since it is larger than the sum of its proper divisors (25637152227).

55510005501 is a wasteful number, since it uses less digits than its factorization.

55510005501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74310672 (or 74310669 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 27.

The spelling of 55510005501 in words is "fifty-five billion, five hundred ten million, five thousand, five hundred one".