157551894327 has 8 divisors (see below), whose sum is σ = 210115758064. Its totient is φ = 105011313408.

The previous prime is 157551894317. The next prime is 157551894343. The reversal of 157551894327 is 723498155751.

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

It is a de Polignac number, because none of the positive numbers 2^k-157551894327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157551894317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5804908 + ... + 5831985.

It is an arithmetic number, because the mean of its divisors is an integer number (26264469758).

Almost surely, 2^157551894327 is an apocalyptic number.

157551894327 is a deficient number, since it is larger than the sum of its proper divisors (52563863737).

157551894327 is a wasteful number, since it uses less digits than its factorization.

157551894327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11641409.

The product of its digits is 10584000, while the sum is 57.

The spelling of 157551894327 in words is "one hundred fifty-seven billion, five hundred fifty-one million, eight hundred ninety-four thousand, three hundred twenty-seven".