11401400738 has 16 divisors (see below), whose sum is σ = 21048740160. Its totient is φ = 4510444176.

The previous prime is 11401400707. The next prime is 11401400839. The reversal of 11401400738 is 83700410411.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11401400738.

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, 31322348 + ... + 31322711.

It is an arithmetic number, because the mean of its divisors is an integer number (1315546260).

Almost surely, 2^11401400738 is an apocalyptic number.

11401400738 is a deficient number, since it is larger than the sum of its proper divisors (9647339422).

11401400738 is a wasteful number, since it uses less digits than its factorization.

11401400738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62645081.

The product of its (nonzero) digits is 2688, while the sum is 29.

The spelling of 11401400738 in words is "eleven billion, four hundred one million, four hundred thousand, seven hundred thirty-eight".