89357137019 has 2 divisors, whose sum is σ = 89357137020. Its totient is φ = 89357137018.

The previous prime is 89357137013. The next prime is 89357137027. The reversal of 89357137019 is 91073175398.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89357137019 - 2²⁰ = 89356088443 is a prime.

It is a super-2 number, since 2×89357137019² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (89357137013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44678568509 + 44678568510.

It is an arithmetic number, because the mean of its divisors is an integer number (44678568510).

Almost surely, 2^89357137019 is an apocalyptic number.

89357137019 is a deficient number, since it is larger than the sum of its proper divisors (1).

89357137019 is an equidigital number, since it uses as much as digits as its factorization.

89357137019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1428840, while the sum is 53.

The spelling of 89357137019 in words is "eighty-nine billion, three hundred fifty-seven million, one hundred thirty-seven thousand, nineteen".