77243000750 has 64 divisors (see below), whose sum is σ = 150067382400. Its totient is φ = 29735596800.

The previous prime is 77243000743. The next prime is 77243000773. The reversal of 77243000750 is 5700034277.

It is a self number, because there is not a number n which added to its sum of digits gives 77243000750.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2252231 + ... + 2286269.

It is an arithmetic number, because the mean of its divisors is an integer number (2344802850).

Almost surely, 2^77243000750 is an apocalyptic number.

77243000750 is a deficient number, since it is larger than the sum of its proper divisors (72824381650).

77243000750 is a wasteful number, since it uses less digits than its factorization.

77243000750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34398 (or 34388 counting only the distinct ones).

The product of its (nonzero) digits is 41160, while the sum is 35.

The spelling of 77243000750 in words is "seventy-seven billion, two hundred forty-three million, seven hundred fifty", and thus it is an aban number.