157963394734 has 16 divisors (see below), whose sum is σ = 238884629760. Its totient is φ = 78337819000.

The previous prime is 157963394713. The next prime is 157963394791. The reversal of 157963394734 is 437493369751.

It is a congruent number.

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, 538324 + ... + 778279.

It is an arithmetic number, because the mean of its divisors is an integer number (14930289360).

Almost surely, 2^157963394734 is an apocalyptic number.

157963394734 is a deficient number, since it is larger than the sum of its proper divisors (80921235026).

157963394734 is a wasteful number, since it uses less digits than its factorization.

157963394734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1317095.

The product of its digits is 51438240, while the sum is 61.

The spelling of 157963394734 in words is "one hundred fifty-seven billion, nine hundred sixty-three million, three hundred ninety-four thousand, seven hundred thirty-four".