42896615137 has 2 divisors, whose sum is σ = 42896615138. Its totient is φ = 42896615136.

The previous prime is 42896615131. The next prime is 42896615161. The reversal of 42896615137 is 73151669824.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40304176081 + 2592439056 = 200759^2 + 50916^2 .

It is a cyclic number.

It is not a de Polignac number, because 42896615137 - 2²⁷ = 42762397409 is a prime.

It is not a weakly prime, because it can be changed into another prime (42896615131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21448307568 + 21448307569.

It is an arithmetic number, because the mean of its divisors is an integer number (21448307569).

Almost surely, 2^42896615137 is an apocalyptic number.

It is an amenable number.

42896615137 is a deficient number, since it is larger than the sum of its proper divisors (1).

42896615137 is an equidigital number, since it uses as much as digits as its factorization.

42896615137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2177280, while the sum is 52.

The spelling of 42896615137 in words is "forty-two billion, eight hundred ninety-six million, six hundred fifteen thousand, one hundred thirty-seven".