11849728492 has 24 divisors (see below), whose sum is σ = 23735348000. Its totient is φ = 5070764160.

The previous prime is 11849728489. The next prime is 11849728519. The reversal of 11849728492 is 29482794811.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301617 + ... + 338632.

Almost surely, 2^11849728492 is an apocalyptic number.

It is an amenable number.

11849728492 is an abundant number, since it is smaller than the sum of its proper divisors (11885619508).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11849728492 is a wasteful number, since it uses less digits than its factorization.

11849728492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640921 (or 640919 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 55.

The spelling of 11849728492 in words is "eleven billion, eight hundred forty-nine million, seven hundred twenty-eight thousand, four hundred ninety-two".