11170622639 has 4 divisors (see below), whose sum is σ = 12186133800. Its totient is φ = 10155111480.

The previous prime is 11170622591. The next prime is 11170622647. The reversal of 11170622639 is 93622607111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11170622639 - 2⁸ = 11170622383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11170922639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 507755564 + ... + 507755585.

It is an arithmetic number, because the mean of its divisors is an integer number (3046533450).

Almost surely, 2^11170622639 is an apocalyptic number.

11170622639 is a deficient number, since it is larger than the sum of its proper divisors (1015511161).

11170622639 is a wasteful number, since it uses less digits than its factorization.

11170622639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1015511160.

The product of its (nonzero) digits is 27216, while the sum is 38.

The spelling of 11170622639 in words is "eleven billion, one hundred seventy million, six hundred twenty-two thousand, six hundred thirty-nine".