11538868405262 has 16 divisors (see below), whose sum is σ = 18889728284592. Its totient is φ = 5242733622720.

The previous prime is 11538868405261. The next prime is 11538868405271. The reversal of 11538868405262 is 26250486883511.

It is a super-2 number, since 2×11538868405262² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11538868405261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110274593 + ... + 110379180.

It is an arithmetic number, because the mean of its divisors is an integer number (1180608017787).

Almost surely, 2^{11538868405262} is an apocalyptic number.

11538868405262 is a deficient number, since it is larger than the sum of its proper divisors (7350859879330).

11538868405262 is a wasteful number, since it uses less digits than its factorization.

11538868405262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220656163.

The product of its (nonzero) digits is 22118400, while the sum is 59.

The spelling of 11538868405262 in words is "eleven trillion, five hundred thirty-eight billion, eight hundred sixty-eight million, four hundred five thousand, two hundred sixty-two".