80774602699392 has 768 divisors, whose sum is σ = 275290777681920. Its totient is φ = 22255703285760.

The previous prime is 80774602699339. The next prime is 80774602699397. The reversal of 80774602699392 is 29399620647708.

80774602699392 is a `hidden beast` number, since 8 + 0 + 7 + 7 + 4 + 602 + 6 + 9 + 9 + 3 + 9 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a self number, because there is not a number n which added to its sum of digits gives 80774602699392.

It is not an unprimeable number, because it can be changed into a prime (80774602699397) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 9291908998 + ... + 9291917690.

It is an arithmetic number, because the mean of its divisors is an integer number (358451533440).

Almost surely, 2^{80774602699392} 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 80774602699392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137645388840960).

80774602699392 is an abundant number, since it is smaller than the sum of its proper divisors (194516174982528).

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

80774602699392 is a wasteful number, since it uses less digits than its factorization.

80774602699392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9101 (or 9086 counting only the distinct ones).

The product of its (nonzero) digits is 493807104, while the sum is 72.

The spelling of 80774602699392 in words is "eighty trillion, seven hundred seventy-four billion, six hundred two million, six hundred ninety-nine thousand, three hundred ninety-two".