11801537018411 has 16 divisors (see below), whose sum is σ = 13956512855040. Its totient is φ = 9764019515040.

The previous prime is 11801537018251. The next prime is 11801537018431. The reversal of 11801537018411 is 11481073510811.

It is a de Polignac number, because none of the positive numbers 2^k-11801537018411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11801537018431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7525535 + ... + 8957496.

It is an arithmetic number, because the mean of its divisors is an integer number (872282053440).

Almost surely, 2^{11801537018411} is an apocalyptic number.

11801537018411 is a deficient number, since it is larger than the sum of its proper divisors (2154975836629).

11801537018411 is a wasteful number, since it uses less digits than its factorization.

11801537018411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16486594.

The product of its (nonzero) digits is 26880, while the sum is 41.

The spelling of 11801537018411 in words is "eleven trillion, eight hundred one billion, five hundred thirty-seven million, eighteen thousand, four hundred eleven".