11742051648 has 56 divisors (see below), whose sum is σ = 31075782400. Its totient is φ = 3912975360.

The previous prime is 11742051647. The next prime is 11742051719. The reversal of 11742051648 is 84615024711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11742051647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1123953 + ... + 1134351.

Almost surely, 2^11742051648 is an apocalyptic number.

It is an amenable number.

11742051648 is an abundant number, since it is smaller than the sum of its proper divisors (19333730752).

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

11742051648 is a wasteful number, since it uses less digits than its factorization.

11742051648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16295 (or 16285 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 39.

The spelling of 11742051648 in words is "eleven billion, seven hundred forty-two million, fifty-one thousand, six hundred forty-eight".