129395158057 has 8 divisors (see below), whose sum is σ = 141536799360. Its totient is φ = 117316590960.

The previous prime is 129395158007. The next prime is 129395158073. The reversal of 129395158057 is 750851593921.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-129395158057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 129395157989 and 129395158007.

It is not an unprimeable number, because it can be changed into a prime (129395158007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15764257 + ... + 15772462.

It is an arithmetic number, because the mean of its divisors is an integer number (17692099920).

Almost surely, 2^129395158057 is an apocalyptic number.

It is an amenable number.

129395158057 is a deficient number, since it is larger than the sum of its proper divisors (12141641303).

129395158057 is a wasteful number, since it uses less digits than its factorization.

129395158057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31537103.

The product of its (nonzero) digits is 3402000, while the sum is 55.

The spelling of 129395158057 in words is "one hundred twenty-nine billion, three hundred ninety-five million, one hundred fifty-eight thousand, fifty-seven".