89158290157 has 2 divisors, whose sum is σ = 89158290158. Its totient is φ = 89158290156.

The previous prime is 89158290119. The next prime is 89158290167. The reversal of 89158290157 is 75109285198.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79039137321 + 10119152836 = 281139^2 + 100594^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89158290157 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 89158290098 and 89158290107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89158290107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44579145078 + 44579145079.

It is an arithmetic number, because the mean of its divisors is an integer number (44579145079).

Almost surely, 2^89158290157 is an apocalyptic number.

It is an amenable number.

89158290157 is a deficient number, since it is larger than the sum of its proper divisors (1).

89158290157 is an equidigital number, since it uses as much as digits as its factorization.

89158290157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1814400, while the sum is 55.

The spelling of 89158290157 in words is "eighty-nine billion, one hundred fifty-eight million, two hundred ninety thousand, one hundred fifty-seven".