77786150468084 has 12 divisors (see below), whose sum is σ = 136709994064644. Its totient is φ = 38726152163904.

The previous prime is 77786150468077. The next prime is 77786150468123. The reversal of 77786150468084 is 48086405168777.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 34910632224484 + 42875518243600 = 5908522^2 + 6547940^2 .

It is a junction number, because it is equal to n+sod(n) for n = 77786150467999 and 77786150468017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41730766487 + ... + 41730768350.

It is an arithmetic number, because the mean of its divisors is an integer number (11392499505387).

Almost surely, 2^{77786150468084} is an apocalyptic number.

It is an amenable number.

77786150468084 is a deficient number, since it is larger than the sum of its proper divisors (58923843596560).

77786150468084 is a wasteful number, since it uses less digits than its factorization.

77786150468084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83461535074 (or 83461535072 counting only the distinct ones).

The product of its (nonzero) digits is 505774080, while the sum is 71.

The spelling of 77786150468084 in words is "seventy-seven trillion, seven hundred eighty-six billion, one hundred fifty million, four hundred sixty-eight thousand, eighty-four".