80040584387 has 2 divisors, whose sum is σ = 80040584388. Its totient is φ = 80040584386.

The previous prime is 80040584317. The next prime is 80040584399. The reversal of 80040584387 is 78348504008.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80040584387 is a prime.

It is not a weakly prime, because it can be changed into another prime (80040584317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40020292193 + 40020292194.

It is an arithmetic number, because the mean of its divisors is an integer number (40020292194).

Almost surely, 2^80040584387 is an apocalyptic number.

80040584387 is a deficient number, since it is larger than the sum of its proper divisors (1).

80040584387 is an equidigital number, since it uses as much as digits as its factorization.

80040584387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 860160, while the sum is 47.

The spelling of 80040584387 in words is "eighty billion, forty million, five hundred eighty-four thousand, three hundred eighty-seven".