11995709402 has 8 divisors (see below), whose sum is σ = 17994180576. Its totient is φ = 5997649212.

The previous prime is 11995709393. The next prime is 11995709477. The reversal of 11995709402 is 20490759911.

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

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, 14678 + ... + 155585.

It is an arithmetic number, because the mean of its divisors is an integer number (2249272572).

Almost surely, 2^11995709402 is an apocalyptic number.

11995709402 is a deficient number, since it is larger than the sum of its proper divisors (5998471174).

11995709402 is a wasteful number, since it uses less digits than its factorization.

11995709402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205492.

The product of its (nonzero) digits is 204120, while the sum is 47.

The spelling of 11995709402 in words is "eleven billion, nine hundred ninety-five million, seven hundred nine thousand, four hundred two".