157494154275 has 240 divisors, whose sum is σ = 312522997248. Its totient is φ = 78236928000.

The previous prime is 157494154243. The next prime is 157494154327. The reversal of 157494154275 is 572451494751.

157494154275 is a `hidden beast` number, since 1 + 5 + 7 + 4 + 94 + 1 + 542 + 7 + 5 = 666.

It is not a de Polignac number, because 157494154275 - 2⁵ = 157494154243 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 320761780 + ... + 320762270.

Almost surely, 2^157494154275 is an apocalyptic number.

157494154275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

157494154275 is a deficient number, since it is larger than the sum of its proper divisors (155028842973).

157494154275 is a wasteful number, since it uses less digits than its factorization.

157494154275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704 (or 690 counting only the distinct ones).

The product of its digits is 7056000, while the sum is 54.

The spelling of 157494154275 in words is "one hundred fifty-seven billion, four hundred ninety-four million, one hundred fifty-four thousand, two hundred seventy-five".