157580387434 has 8 divisors (see below), whose sum is σ = 236515866048. Its totient is φ = 78741765420.

The previous prime is 157580387423. The next prime is 157580387449. The reversal of 157580387434 is 434783085751.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24210082 + ... + 24216589.

It is an arithmetic number, because the mean of its divisors is an integer number (29564483256).

Almost surely, 2^157580387434 is an apocalyptic number.

157580387434 is a deficient number, since it is larger than the sum of its proper divisors (78935478614).

157580387434 is a wasteful number, since it uses less digits than its factorization.

157580387434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48428300.

The product of its (nonzero) digits is 11289600, while the sum is 55.

The spelling of 157580387434 in words is "one hundred fifty-seven billion, five hundred eighty million, three hundred eighty-seven thousand, four hundred thirty-four".