157469332613 has 2 divisors, whose sum is σ = 157469332614. Its totient is φ = 157469332612.

The previous prime is 157469332591. The next prime is 157469332627. The reversal of 157469332613 is 316233964751.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 154919385604 + 2549947009 = 393598^2 + 50497^2 .

It is an emirp because it is prime and its reverse (316233964751) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 157469332613 - 2¹² = 157469328517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157469332673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78734666306 + 78734666307.

It is an arithmetic number, because the mean of its divisors is an integer number (78734666307).

Almost surely, 2^157469332613 is an apocalyptic number.

It is an amenable number.

157469332613 is a deficient number, since it is larger than the sum of its proper divisors (1).

157469332613 is an equidigital number, since it uses as much as digits as its factorization.

157469332613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2449440, while the sum is 50.

The spelling of 157469332613 in words is "one hundred fifty-seven billion, four hundred sixty-nine million, three hundred thirty-two thousand, six hundred thirteen".