11623525642642 has 16 divisors (see below), whose sum is σ = 17639245811160. Its totient is φ = 5744147534208.

The previous prime is 11623525642613. The next prime is 11623525642679. The reversal of 11623525642642 is 24624652532611.

It can be written as a sum of positive squares in 4 ways, for example, as 10411018545321 + 1212507097321 = 3226611^2 + 1101139^2 .

It is a super-2 number, since 2×11623525642642² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92560893 + ... + 92686384.

Almost surely, 2^{11623525642642} is an apocalyptic number.

11623525642642 is a deficient number, since it is larger than the sum of its proper divisors (6015720168518).

11623525642642 is a wasteful number, since it uses less digits than its factorization.

11623525642642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185247645.

The product of its digits is 4147200, while the sum is 49.

The spelling of 11623525642642 in words is "eleven trillion, six hundred twenty-three billion, five hundred twenty-five million, six hundred forty-two thousand, six hundred forty-two".