55186663070201 has 32 divisors (see below), whose sum is σ = 62885335080960. Its totient is φ = 48045126153024.

The previous prime is 55186663070153. The next prime is 55186663070207. The reversal of 55186663070201 is 10207036668155.

It is not a de Polignac number, because 55186663070201 - 2²² = 55186658875897 is a prime.

It is a super-3 number, since 3×55186663070201³ (a number of 42 digits) contains 333 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 55186663070201.

It is not an unprimeable number, because it can be changed into a prime (55186663070207) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15978170 + ... + 19122636.

It is an arithmetic number, because the mean of its divisors is an integer number (1965166721280).

Almost surely, 2^{55186663070201} is an apocalyptic number.

It is an amenable number.

55186663070201 is a deficient number, since it is larger than the sum of its proper divisors (7698672010759).

55186663070201 is a wasteful number, since it uses less digits than its factorization.

55186663070201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3145325.

The product of its (nonzero) digits is 1814400, while the sum is 50.

The spelling of 55186663070201 in words is "fifty-five trillion, one hundred eighty-six billion, six hundred sixty-three million, seventy thousand, two hundred one".