77544987114 has 32 divisors (see below), whose sum is σ = 178164074880. Its totient is φ = 22040911872.

The previous prime is 77544987103. The next prime is 77544987151. The reversal of 77544987114 is 41178944577.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4775079 + ... + 4791290.

It is an arithmetic number, because the mean of its divisors is an integer number (5567627340).

Almost surely, 2^77544987114 is an apocalyptic number.

77544987114 is an abundant number, since it is smaller than the sum of its proper divisors (100619087766).

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

77544987114 is a wasteful number, since it uses less digits than its factorization.

77544987114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9566574.

The product of its digits is 7902720, while the sum is 57.

The spelling of 77544987114 in words is "seventy-seven billion, five hundred forty-four million, nine hundred eighty-seven thousand, one hundred fourteen".