158257109346 has 16 divisors (see below), whose sum is σ = 361730535744. Its totient is φ = 45216316944.

The previous prime is 158257109321. The next prime is 158257109357. The reversal of 158257109346 is 643901752851.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1884013165 + ... + 1884013248.

It is an arithmetic number, because the mean of its divisors is an integer number (22608158484).

It is a 1-persistent number, because it is pandigital, but 2⋅158257109346 = 316514218692 is not.

Almost surely, 2^158257109346 is an apocalyptic number.

158257109346 is an abundant number, since it is smaller than the sum of its proper divisors (203473426398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

158257109346 is a wasteful number, since it uses less digits than its factorization.

158257109346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3768026425.

The product of its (nonzero) digits is 1814400, while the sum is 51.

The spelling of 158257109346 in words is "one hundred fifty-eight billion, two hundred fifty-seven million, one hundred nine thousand, three hundred forty-six".