157340255842 has 16 divisors (see below), whose sum is σ = 294246712512. Its totient is φ = 61301398320.

The previous prime is 157340255833. The next prime is 157340255857. The reversal of 157340255842 is 248552043751.

It is a super-2 number, since 2×157340255842² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 157340255792 and 157340255801.

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, 510844833 + ... + 510845140.

It is an arithmetic number, because the mean of its divisors is an integer number (18390419532).

Almost surely, 2^157340255842 is an apocalyptic number.

157340255842 is a deficient number, since it is larger than the sum of its proper divisors (136906456670).

157340255842 is a wasteful number, since it uses less digits than its factorization.

157340255842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1021689993.

The product of its (nonzero) digits is 1344000, while the sum is 46.

The spelling of 157340255842 in words is "one hundred fifty-seven billion, three hundred forty million, two hundred fifty-five thousand, eight hundred forty-two".