158401839041 has 2 divisors, whose sum is σ = 158401839042. Its totient is φ = 158401839040.

The previous prime is 158401839031. The next prime is 158401839061. The reversal of 158401839041 is 140938104851.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 118842220225 + 39559618816 = 344735^2 + 198896^2 .

It is a cyclic number.

It is not a de Polignac number, because 158401839041 - 2⁶ = 158401838977 is a prime.

It is a super-2 number, since 2×158401839041² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 158401838983 and 158401839001.

It is not a weakly prime, because it can be changed into another prime (158401839031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79200919520 + 79200919521.

It is an arithmetic number, because the mean of its divisors is an integer number (79200919521).

Almost surely, 2^158401839041 is an apocalyptic number.

It is an amenable number.

158401839041 is a deficient number, since it is larger than the sum of its proper divisors (1).

158401839041 is an equidigital number, since it uses as much as digits as its factorization.

158401839041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 138240, while the sum is 44.

The spelling of 158401839041 in words is "one hundred fifty-eight billion, four hundred one million, eight hundred thirty-nine thousand, forty-one".