15622741656 has 48 divisors (see below), whose sum is σ = 42447702960. Its totient is φ = 5190828480.

The previous prime is 15622741597. The next prime is 15622741703. The reversal of 15622741656 is 65614722651.

15622741656 is a `hidden beast` number, since 1 + 5 + 6 + 227 + 416 + 5 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 326455 + ... + 371238.

It is an arithmetic number, because the mean of its divisors is an integer number (884327145).

Almost surely, 2^15622741656 is an apocalyptic number.

It is an amenable number.

15622741656 is an abundant number, since it is smaller than the sum of its proper divisors (26824961304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15622741656 is a wasteful number, since it uses less digits than its factorization.

15622741656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698016 (or 698009 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The spelling of 15622741656 in words is "fifteen billion, six hundred twenty-two million, seven hundred forty-one thousand, six hundred fifty-six".