80077802355 has 12 divisors (see below), whose sum is σ = 138801524160. Its totient is φ = 42708161232.

The previous prime is 80077802353. The next prime is 80077802393. The reversal of 80077802355 is 55320877008.

It is not a de Polignac number, because 80077802355 - 2¹ = 80077802353 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 1779506719 = 80077802355 / (8 + 0 + 0 + 7 + 7 + 8 + 0 + 2 + 3 + 5 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 80077802355.

It is not an unprimeable number, because it can be changed into a prime (80077802353) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 889753315 + ... + 889753404.

It is an arithmetic number, because the mean of its divisors is an integer number (11566793680).

Almost surely, 2^80077802355 is an apocalyptic number.

80077802355 is a deficient number, since it is larger than the sum of its proper divisors (58723721805).

80077802355 is a wasteful number, since it uses less digits than its factorization.

80077802355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1779506730 (or 1779506727 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 45.

The spelling of 80077802355 in words is "eighty billion, seventy-seven million, eight hundred two thousand, three hundred fifty-five".