157426612319 has 2 divisors, whose sum is σ = 157426612320. Its totient is φ = 157426612318.

The previous prime is 157426612241. The next prime is 157426612367. The reversal of 157426612319 is 913216624751.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-157426612319 is a prime.

It is a super-2 number, since 2×157426612319² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157426612019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78713306159 + 78713306160.

It is an arithmetic number, because the mean of its divisors is an integer number (78713306160).

Almost surely, 2^157426612319 is an apocalyptic number.

157426612319 is a deficient number, since it is larger than the sum of its proper divisors (1).

157426612319 is an equidigital number, since it uses as much as digits as its factorization.

157426612319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 47.

The spelling of 157426612319 in words is "one hundred fifty-seven billion, four hundred twenty-six million, six hundred twelve thousand, three hundred nineteen".