80706536656534 has 8 divisors (see below), whose sum is σ = 124012483155288. Its totient is φ = 39369042271440.

The previous prime is 80706536656523. The next prime is 80706536656561. The reversal of 80706536656534 is 43565663560708.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 492113028312 + ... + 492113028475.

It is an arithmetic number, because the mean of its divisors is an integer number (15501560394411).

Almost surely, 2^{80706536656534} is an apocalyptic number.

80706536656534 is a deficient number, since it is larger than the sum of its proper divisors (43305946498754).

80706536656534 is a wasteful number, since it uses less digits than its factorization.

80706536656534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984226056830.

The product of its (nonzero) digits is 326592000, while the sum is 64.

The spelling of 80706536656534 in words is "eighty trillion, seven hundred six billion, five hundred thirty-six million, six hundred fifty-six thousand, five hundred thirty-four".