11579579590 has 32 divisors (see below), whose sum is σ = 21066303744. Its totient is φ = 4582380000.

The previous prime is 11579579587. The next prime is 11579579593. The reversal of 11579579590 is 9597597511.

It is an interprime number because it is at equal distance from previous prime (11579579587) and next prime (11579579593).

It is a super-2 number, since 2×11579579590² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11579579593) 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, 835215 + ... + 848965.

It is an arithmetic number, because the mean of its divisors is an integer number (658321992).

Almost surely, 2^11579579590 is an apocalyptic number.

11579579590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11579579590 is a deficient number, since it is larger than the sum of its proper divisors (9486724154).

11579579590 is a wasteful number, since it uses less digits than its factorization.

11579579590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14652.

The product of its (nonzero) digits is 4465125, while the sum is 58.

The spelling of 11579579590 in words is "eleven billion, five hundred seventy-nine million, five hundred seventy-nine thousand, five hundred ninety".