80556074806100 has 18 divisors (see below), whose sum is σ = 174806682329454. Its totient is φ = 32222429922400.

The previous prime is 80556074806099. The next prime is 80556074806213. The reversal of 80556074806100 is 160847065508.

It can be written as a sum of positive squares in 3 ways, for example, as 6917468091664 + 73638606714436 = 2630108^2 + 8581294^2 .

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 402780373931 + ... + 402780374130.

Almost surely, 2^{80556074806100} is an apocalyptic number.

It is an amenable number.

80556074806100 is an abundant number, since it is smaller than the sum of its proper divisors (94250607523354).

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

80556074806100 is a wasteful number, since it uses less digits than its factorization.

80556074806100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805560748075 (or 805560748068 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 50.

The spelling of 80556074806100 in words is "eighty trillion, five hundred fifty-six billion, seventy-four million, eight hundred six thousand, one hundred".