77051163122652 has 96 divisors (see below), whose sum is σ = 191165075136000. Its totient is φ = 24071111852032.

The previous prime is 77051163122651. The next prime is 77051163122653. The reversal of 77051163122652 is 25622136115077.

It is an interprime number because it is at equal distance from previous prime (77051163122651) and next prime (77051163122653).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77051163122651) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45236599 + ... + 46908977.

It is an arithmetic number, because the mean of its divisors is an integer number (1991302866000).

Almost surely, 2^{77051163122652} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 77051163122652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95582537568000).

77051163122652 is an abundant number, since it is smaller than the sum of its proper divisors (114113912013348).

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

77051163122652 is a wasteful number, since it uses less digits than its factorization.

77051163122652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1673355 (or 1673353 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 48.

The spelling of 77051163122652 in words is "seventy-seven trillion, fifty-one billion, one hundred sixty-three million, one hundred twenty-two thousand, six hundred fifty-two".