77077703400 has 96 divisors (see below), whose sum is σ = 239029016640. Its totient is φ = 20546472960.

The previous prime is 77077703383. The next prime is 77077703413. The reversal of 77077703400 is 430777077.

It is a super-2 number, since 2×77077703400² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1709952 + ... + 1754448.

It is an arithmetic number, because the mean of its divisors is an integer number (2489885590).

Almost surely, 2^77077703400 is an apocalyptic number.

It is an amenable number.

77077703400 is an abundant number, since it is smaller than the sum of its proper divisors (161951313240).

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

77077703400 is a wasteful number, since it uses less digits than its factorization.

77077703400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47403 (or 47394 counting only the distinct ones).

The product of its (nonzero) digits is 201684, while the sum is 42.

The spelling of 77077703400 in words is "seventy-seven billion, seventy-seven million, seven hundred three thousand, four hundred".