12554655582101 has 16 divisors (see below), whose sum is σ = 12647573522688. Its totient is φ = 12461870736000.

The previous prime is 12554655582097. The next prime is 12554655582103. The reversal of 12554655582101 is 10128555645521.

It is a cyclic number.

It is not a de Polignac number, because 12554655582101 - 2² = 12554655582097 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12554655582101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12554655582103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1464437051 + ... + 1464445623.

It is an arithmetic number, because the mean of its divisors is an integer number (790473345168).

Almost surely, 2^{12554655582101} is an apocalyptic number.

It is an amenable number.

12554655582101 is a deficient number, since it is larger than the sum of its proper divisors (92917940587).

12554655582101 is a wasteful number, since it uses less digits than its factorization.

12554655582101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15092.

The product of its (nonzero) digits is 2400000, while the sum is 50.

The spelling of 12554655582101 in words is "twelve trillion, five hundred fifty-four billion, six hundred fifty-five million, five hundred eighty-two thousand, one hundred one".