158979100801 has 2 divisors, whose sum is σ = 158979100802. Its totient is φ = 158979100800.

The previous prime is 158979100793. The next prime is 158979100807. The reversal of 158979100801 is 108001979851.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123201000000 + 35778100801 = 351000^2 + 189151^2 .

It is a cyclic number.

It is not a de Polignac number, because 158979100801 - 2³ = 158979100793 is a prime.

It is not a weakly prime, because it can be changed into another prime (158979100807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79489550400 + 79489550401.

It is an arithmetic number, because the mean of its divisors is an integer number (79489550401).

Almost surely, 2^158979100801 is an apocalyptic number.

It is an amenable number.

158979100801 is a deficient number, since it is larger than the sum of its proper divisors (1).

158979100801 is an equidigital number, since it uses as much as digits as its factorization.

158979100801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 49.

The spelling of 158979100801 in words is "one hundred fifty-eight billion, nine hundred seventy-nine million, one hundred thousand, eight hundred one".