80157911838583 has 4 divisors (see below), whose sum is σ = 80395769144080. Its totient is φ = 79920054533088.

The previous prime is 80157911838551. The next prime is 80157911838643. The reversal of 80157911838583 is 38583811975108.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 80157911838583 - 2⁵ = 80157911838551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80157911838503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118928652243 + ... + 118928652916.

It is an arithmetic number, because the mean of its divisors is an integer number (20098942286020).

Almost surely, 2^{80157911838583} is an apocalyptic number.

80157911838583 is a deficient number, since it is larger than the sum of its proper divisors (237857305497).

80157911838583 is a wasteful number, since it uses less digits than its factorization.

80157911838583 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237857305496.

The product of its (nonzero) digits is 58060800, while the sum is 67.

The spelling of 80157911838583 in words is "eighty trillion, one hundred fifty-seven billion, nine hundred eleven million, eight hundred thirty-eight thousand, five hundred eighty-three".