158002357969 has 2 divisors, whose sum is σ = 158002357970. Its totient is φ = 158002357968.

The previous prime is 158002357943. The next prime is 158002357979. The reversal of 158002357969 is 969753200851.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 158002275025 + 82944 = 397495^2 + 288^2 .

It is a cyclic number.

It is not a de Polignac number, because 158002357969 - 2¹³ = 158002349777 is a prime.

It is a super-2 number, since 2×158002357969² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (158002357979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79001178984 + 79001178985.

It is an arithmetic number, because the mean of its divisors is an integer number (79001178985).

Almost surely, 2^158002357969 is an apocalyptic number.

It is an amenable number.

158002357969 is a deficient number, since it is larger than the sum of its proper divisors (1).

158002357969 is an equidigital number, since it uses as much as digits as its factorization.

158002357969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4082400, while the sum is 55.

The spelling of 158002357969 in words is "one hundred fifty-eight billion, two million, three hundred fifty-seven thousand, nine hundred sixty-nine".