15135220165622 has 32 divisors (see below), whose sum is σ = 24049702135872. Its totient is φ = 7119076276224.

The previous prime is 15135220165619. The next prime is 15135220165651. The reversal of 15135220165622 is 22656102253151.

It is a super-2 number, since 2×15135220165622² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 15135220165622.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1234212263 + ... + 1234224525.

It is an arithmetic number, because the mean of its divisors is an integer number (751553191746).

Almost surely, 2^{15135220165622} is an apocalyptic number.

15135220165622 is a deficient number, since it is larger than the sum of its proper divisors (8914481970250).

15135220165622 is a wasteful number, since it uses less digits than its factorization.

15135220165622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26552.

The product of its (nonzero) digits is 216000, while the sum is 41.

The spelling of 15135220165622 in words is "fifteen trillion, one hundred thirty-five billion, two hundred twenty million, one hundred sixty-five thousand, six hundred twenty-two".