157040726459 has 2 divisors, whose sum is σ = 157040726460. Its totient is φ = 157040726458.

The previous prime is 157040726399. The next prime is 157040726489. The reversal of 157040726459 is 954627040751.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 157040726459 - 2²⁸ = 156772291003 is a prime.

It is not a weakly prime, because it can be changed into another prime (157040726489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78520363229 + 78520363230.

It is an arithmetic number, because the mean of its divisors is an integer number (78520363230).

Almost surely, 2^157040726459 is an apocalyptic number.

157040726459 is a deficient number, since it is larger than the sum of its proper divisors (1).

157040726459 is an equidigital number, since it uses as much as digits as its factorization.

157040726459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2116800, while the sum is 50.

The spelling of 157040726459 in words is "one hundred fifty-seven billion, forty million, seven hundred twenty-six thousand, four hundred fifty-nine".