80839023658655 has 8 divisors (see below), whose sum is σ = 98335689053712. Its totient is φ = 63785311818048.

The previous prime is 80839023658609. The next prime is 80839023658697. The reversal of 80839023658655 is 55685632093808.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 80839023658655 - 2²⁸ = 80838755223199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110738388209 + ... + 110738388938.

It is an arithmetic number, because the mean of its divisors is an integer number (12291961131714).

Almost surely, 2^{80839023658655} is an apocalyptic number.

80839023658655 is a deficient number, since it is larger than the sum of its proper divisors (17496665395057).

80839023658655 is a wasteful number, since it uses less digits than its factorization.

80839023658655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221476777225.

The product of its (nonzero) digits is 373248000, while the sum is 68.

The spelling of 80839023658655 in words is "eighty trillion, eight hundred thirty-nine billion, twenty-three million, six hundred fifty-eight thousand, six hundred fifty-five".