77499999041712 has 40 divisors (see below), whose sum is σ = 215608971694704. Its totient is φ = 23846153551104.

The previous prime is 77499999041693. The next prime is 77499999041719. The reversal of 77499999041712 is 21714099999477.

77499999041712 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (78).

It is not an unprimeable number, because it can be changed into a prime (77499999041719) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62099357583 + ... + 62099358830.

Almost surely, 2^{77499999041712} is an apocalyptic number.

It is an amenable number.

77499999041712 is an abundant number, since it is smaller than the sum of its proper divisors (138108972652992).

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

77499999041712 is a wasteful number, since it uses less digits than its factorization.

77499999041712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124198716437 (or 124198716431 counting only the distinct ones).

The product of its (nonzero) digits is 648121824, while the sum is 78.

The spelling of 77499999041712 in words is "seventy-seven trillion, four hundred ninety-nine billion, nine hundred ninety-nine million, forty-one thousand, seven hundred twelve".