15650610010655 has 4 divisors (see below), whose sum is σ = 18780732012792. Its totient is φ = 12520488008520.

The previous prime is 15650610010643. The next prime is 15650610010723. The reversal of 15650610010655 is 55601001605651.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-15650610010655 is a prime.

It is a super-2 number, since 2×15650610010655² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1565061001061 + ... + 1565061001070.

It is an arithmetic number, because the mean of its divisors is an integer number (4695183003198).

Almost surely, 2^{15650610010655} is an apocalyptic number.

15650610010655 is a deficient number, since it is larger than the sum of its proper divisors (3130122002137).

15650610010655 is an equidigital number, since it uses as much as digits as its factorization.

15650610010655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3130122002136.

The product of its (nonzero) digits is 135000, while the sum is 41.

The spelling of 15650610010655 in words is "fifteen trillion, six hundred fifty billion, six hundred ten million, ten thousand, six hundred fifty-five".