80367455655 has 24 divisors (see below), whose sum is σ = 142267499712. Its totient is φ = 41950670784.

The previous prime is 80367455603. The next prime is 80367455657. The reversal of 80367455655 is 55655476308.

It is a happy number.

80367455655 is a `hidden beast` number, since 8 + 0 + 3 + 6 + 74 + 5 + 565 + 5 = 666.

It is not a de Polignac number, because 80367455655 - 2⁷ = 80367455527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80367455657) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18997284 + ... + 19001513.

It is an arithmetic number, because the mean of its divisors is an integer number (5927812488).

Almost surely, 2^80367455655 is an apocalyptic number.

80367455655 is a deficient number, since it is larger than the sum of its proper divisors (61900044057).

80367455655 is a wasteful number, since it uses less digits than its factorization.

80367455655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37998855 (or 37998852 counting only the distinct ones).

The product of its (nonzero) digits is 15120000, while the sum is 54.

It can be divided in two parts, 803674 and 55655, that added together give a square (859329 = 927²).

The spelling of 80367455655 in words is "eighty billion, three hundred sixty-seven million, four hundred fifty-five thousand, six hundred fifty-five".