11707887477 has 16 divisors (see below), whose sum is σ = 18339628608. Its totient is φ = 6549866880.

The previous prime is 11707887439. The next prime is 11707887481. The reversal of 11707887477 is 77478870711.

It is a happy number.

It is not a de Polignac number, because 11707887477 - 2¹² = 11707883381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11707887427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13645128 + ... + 13645985.

It is an arithmetic number, because the mean of its divisors is an integer number (1146226788).

Almost surely, 2^11707887477 is an apocalyptic number.

It is an amenable number.

11707887477 is a deficient number, since it is larger than the sum of its proper divisors (6631741131).

11707887477 is a wasteful number, since it uses less digits than its factorization.

11707887477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27291140.

The product of its (nonzero) digits is 4302592, while the sum is 57.

The spelling of 11707887477 in words is "eleven billion, seven hundred seven million, eight hundred eighty-seven thousand, four hundred seventy-seven".