11551216413 has 8 divisors (see below), whose sum is σ = 16801769376. Its totient is φ = 7000737200.

The previous prime is 11551216381. The next prime is 11551216433. The reversal of 11551216413 is 31461215511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11551216413 - 2⁵ = 11551216381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11551216433) 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, 175018398 + ... + 175018463.

It is an arithmetic number, because the mean of its divisors is an integer number (2100221172).

Almost surely, 2^11551216413 is an apocalyptic number.

It is an amenable number.

11551216413 is a deficient number, since it is larger than the sum of its proper divisors (5250552963).

11551216413 is a wasteful number, since it uses less digits than its factorization.

11551216413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350036875.

The product of its digits is 3600, while the sum is 30.

The spelling of 11551216413 in words is "eleven billion, five hundred fifty-one million, two hundred sixteen thousand, four hundred thirteen".