55605000501 has 16 divisors (see below), whose sum is σ = 82613832000. Its totient is φ = 36963776304.

The previous prime is 55605000481. The next prime is 55605000541. The reversal of 55605000501 is 10500050655.

55605000501 is a `hidden beast` number, since 5 + 5 + 605 + 0 + 0 + 0 + 50 + 1 = 666.

It is not a de Polignac number, because 55605000501 - 2¹³ = 55604992309 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55605000541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2941071 + ... + 2959916.

It is an arithmetic number, because the mean of its divisors is an integer number (5163364500).

Almost surely, 2^55605000501 is an apocalyptic number.

It is an amenable number.

55605000501 is a deficient number, since it is larger than the sum of its proper divisors (27008831499).

55605000501 is a wasteful number, since it uses less digits than its factorization.

55605000501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5901345 (or 5901339 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 27.

The spelling of 55605000501 in words is "fifty-five billion, six hundred five million, five hundred one", and thus it is an aban number.