80102777553 has 8 divisors (see below), whose sum is σ = 118670781600. Its totient is φ = 53401851684.

The previous prime is 80102777551. The next prime is 80102777563. The reversal of 80102777553 is 35577720108.

80102777553 is a `hidden beast` number, since 8 + 0 + 1 + 0 + 27 + 77 + 553 = 666.

It is not a de Polignac number, because 80102777553 - 2¹ = 80102777551 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 80102777499 and 80102777508.

It is not an unprimeable number, because it can be changed into a prime (80102777551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1483384743 + ... + 1483384796.

It is an arithmetic number, because the mean of its divisors is an integer number (14833847700).

Almost surely, 2^80102777553 is an apocalyptic number.

It is an amenable number.

80102777553 is a deficient number, since it is larger than the sum of its proper divisors (38568004047).

80102777553 is a wasteful number, since it uses less digits than its factorization.

80102777553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2966769548 (or 2966769542 counting only the distinct ones).

The product of its (nonzero) digits is 411600, while the sum is 45.

The spelling of 80102777553 in words is "eighty billion, one hundred two million, seven hundred seventy-seven thousand, five hundred fifty-three".