2135661552626 has 16 divisors (see below), whose sum is σ = 3667707055296. Its totient is φ = 913640281296.

The previous prime is 2135661552617. The next prime is 2135661552637. The reversal of 2135661552626 is 6262551665312.

It is a super-2 number, since 2×2135661552626² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136928696 + ... + 136944291.

It is an arithmetic number, because the mean of its divisors is an integer number (229231690956).

Almost surely, 2^{2135661552626} is an apocalyptic number.

2135661552626 is a deficient number, since it is larger than the sum of its proper divisors (1532045502670).

2135661552626 is a wasteful number, since it uses less digits than its factorization.

2135661552626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273873553.

The product of its digits is 3888000, while the sum is 50.

The spelling of 2135661552626 in words is "two trillion, one hundred thirty-five billion, six hundred sixty-one million, five hundred fifty-two thousand, six hundred twenty-six".