11399949052 has 12 divisors (see below), whose sum is σ = 20593456576. Its totient is φ = 5516104320.

The previous prime is 11399948993. The next prime is 11399949079. The reversal of 11399949052 is 25094999311.

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, 45967413 + ... + 45967660.

Almost surely, 2^11399949052 is an apocalyptic number.

It is an amenable number.

11399949052 is a deficient number, since it is larger than the sum of its proper divisors (9193507524).

11399949052 is a wasteful number, since it uses less digits than its factorization.

11399949052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91935108 (or 91935106 counting only the distinct ones).

The product of its (nonzero) digits is 787320, while the sum is 52.

The spelling of 11399949052 in words is "eleven billion, three hundred ninety-nine million, nine hundred forty-nine thousand, fifty-two".