157938456159 has 24 divisors (see below), whose sum is σ = 252952609104. Its totient is φ = 94151088000.

The previous prime is 157938456139. The next prime is 157938456161. The reversal of 157938456159 is 951654839751.

157938456159 is a `hidden beast` number, since 1 + 5 + 7 + 9 + 3 + 8 + 4 + 5 + 615 + 9 = 666.

It is not a de Polignac number, because 157938456159 - 2¹⁹ = 157937931871 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 157938456096 and 157938456105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157938456119) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13070502 + ... + 13082579.

It is an arithmetic number, because the mean of its divisors is an integer number (10539692046).

Almost surely, 2^157938456159 is an apocalyptic number.

157938456159 is a deficient number, since it is larger than the sum of its proper divisors (95014152945).

157938456159 is a wasteful number, since it uses less digits than its factorization.

157938456159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26153159 (or 26153156 counting only the distinct ones).

The product of its digits is 40824000, while the sum is 63.

The spelling of 157938456159 in words is "one hundred fifty-seven billion, nine hundred thirty-eight million, four hundred fifty-six thousand, one hundred fifty-nine".