11651700202642 has 16 divisors (see below), whose sum is σ = 17487347832792. Its totient is φ = 5822584606080.

The previous prime is 11651700202613. The next prime is 11651700202687. The reversal of 11651700202642 is 24620200715611.

It can be written as a sum of positive squares in 4 ways, for example, as 11649654359281 + 2045843361 = 3413159^2 + 45231^2 .

It is a super-2 number, since 2×11651700202642² (a number of 27 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, 76219668 + ... + 76372384.

Almost surely, 2^{11651700202642} is an apocalyptic number.

11651700202642 is a deficient number, since it is larger than the sum of its proper divisors (5835647630150).

11651700202642 is a wasteful number, since it uses less digits than its factorization.

11651700202642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173853.

The product of its (nonzero) digits is 40320, while the sum is 37.

The spelling of 11651700202642 in words is "eleven trillion, six hundred fifty-one billion, seven hundred million, two hundred two thousand, six hundred forty-two".