11477387628 has 72 divisors (see below), whose sum is σ = 33183521280. Its totient is φ = 3276620640.

The previous prime is 11477387611. The next prime is 11477387683. The reversal of 11477387628 is 82678377411.

11477387628 is a `hidden beast` number, since 1 + 1 + 4 + 7 + 7 + 3 + 8 + 7 + 628 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 307693 + ... + 342971.

It is an arithmetic number, because the mean of its divisors is an integer number (460882240).

Almost surely, 2^11477387628 is an apocalyptic number.

11477387628 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

11477387628 is an abundant number, since it is smaller than the sum of its proper divisors (21706133652).

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

11477387628 is a wasteful number, since it uses less digits than its factorization.

11477387628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36587 (or 36582 counting only the distinct ones).

The product of its digits is 3161088, while the sum is 54.

The spelling of 11477387628 in words is "eleven billion, four hundred seventy-seven million, three hundred eighty-seven thousand, six hundred twenty-eight".