157662575243 has 2 divisors, whose sum is σ = 157662575244. Its totient is φ = 157662575242.

The previous prime is 157662575207. The next prime is 157662575251. The reversal of 157662575243 is 342575266751.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 157662575243 - 2¹⁰ = 157662574219 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (157662775243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78831287621 + 78831287622.

It is an arithmetic number, because the mean of its divisors is an integer number (78831287622).

Almost surely, 2^157662575243 is an apocalyptic number.

157662575243 is a deficient number, since it is larger than the sum of its proper divisors (1).

157662575243 is an equidigital number, since it uses as much as digits as its factorization.

157662575243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10584000, while the sum is 53.

The spelling of 157662575243 in words is "one hundred fifty-seven billion, six hundred sixty-two million, five hundred seventy-five thousand, two hundred forty-three".