11551747713 has 32 divisors (see below), whose sum is σ = 17506824192. Its totient is φ = 6711835200.

The previous prime is 11551747679. The next prime is 11551747717. The reversal of 11551747713 is 31774715511.

It is a happy number.

It is not a de Polignac number, because 11551747713 - 2¹⁷ = 11551616641 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11551747717) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56695 + ... + 162227.

It is an arithmetic number, because the mean of its divisors is an integer number (547088256).

Almost surely, 2^11551747713 is an apocalyptic number.

It is an amenable number.

11551747713 is a deficient number, since it is larger than the sum of its proper divisors (5955076479).

11551747713 is a wasteful number, since it uses less digits than its factorization.

11551747713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105685.

The product of its digits is 102900, while the sum is 42.

The spelling of 11551747713 in words is "eleven billion, five hundred fifty-one million, seven hundred forty-seven thousand, seven hundred thirteen".