11952639590 has 8 divisors (see below), whose sum is σ = 21514751280. Its totient is φ = 4781055832.

The previous prime is 11952639583. The next prime is 11952639613. The reversal of 11952639590 is 9593625911.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 597631970 + ... + 597631989.

It is an arithmetic number, because the mean of its divisors is an integer number (2689343910).

Almost surely, 2^11952639590 is an apocalyptic number.

11952639590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11952639590 is a deficient number, since it is larger than the sum of its proper divisors (9562111690).

11952639590 is a wasteful number, since it uses less digits than its factorization.

11952639590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1195263966.

The product of its (nonzero) digits is 656100, while the sum is 50.

The spelling of 11952639590 in words is "eleven billion, nine hundred fifty-two million, six hundred thirty-nine thousand, five hundred ninety".