42880157137 has 2 divisors, whose sum is σ = 42880157138. Its totient is φ = 42880157136.

The previous prime is 42880157129. The next prime is 42880157171. The reversal of 42880157137 is 73175108824.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31448056896 + 11432100241 = 177336^2 + 106921^2 .

It is a cyclic number.

It is not a de Polignac number, because 42880157137 - 2³ = 42880157129 is a prime.

It is not a weakly prime, because it can be changed into another prime (42880157197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21440078568 + 21440078569.

It is an arithmetic number, because the mean of its divisors is an integer number (21440078569).

Almost surely, 2^42880157137 is an apocalyptic number.

It is an amenable number.

42880157137 is a deficient number, since it is larger than the sum of its proper divisors (1).

42880157137 is an equidigital number, since it uses as much as digits as its factorization.

42880157137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 376320, while the sum is 46.

The spelling of 42880157137 in words is "forty-two billion, eight hundred eighty million, one hundred fifty-seven thousand, one hundred thirty-seven".