15606051560551 has 16 divisors (see below), whose sum is σ = 15807693597696. Its totient is φ = 15404738491296.

The previous prime is 15606051560513. The next prime is 15606051560557. The reversal of 15606051560551 is 15506515060651.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 15606051560551 - 2⁹ = 15606051560039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15606051560557) 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, 711197686 + ... + 711219628.

It is an arithmetic number, because the mean of its divisors is an integer number (987980849856).

Almost surely, 2^{15606051560551} is an apocalyptic number.

15606051560551 is a deficient number, since it is larger than the sum of its proper divisors (201642037145).

15606051560551 is a wasteful number, since it uses less digits than its factorization.

15606051560551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29022.

The product of its (nonzero) digits is 675000, while the sum is 46.

The spelling of 15606051560551 in words is "fifteen trillion, six hundred six billion, fifty-one million, five hundred sixty thousand, five hundred fifty-one".