11597941428 has 24 divisors (see below), whose sum is σ = 27082386240. Its totient is φ = 3863048640.

The previous prime is 11597941423. The next prime is 11597941457. The reversal of 11597941428 is 82414979511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11597941423) 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, 349968 + ... + 381671.

It is an arithmetic number, because the mean of its divisors is an integer number (1128432760).

Almost surely, 2^11597941428 is an apocalyptic number.

It is an amenable number.

11597941428 is an abundant number, since it is smaller than the sum of its proper divisors (15484444812).

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

11597941428 is a wasteful number, since it uses less digits than its factorization.

11597941428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732967 (or 732965 counting only the distinct ones).

The product of its digits is 725760, while the sum is 51.

The spelling of 11597941428 in words is "eleven billion, five hundred ninety-seven million, nine hundred forty-one thousand, four hundred twenty-eight".