157444552 has 16 divisors (see below), whose sum is σ = 295341660. Its totient is φ = 78686784.

The previous prime is 157444541. The next prime is 157444561. The reversal of 157444552 is 255444751.

It can be written as a sum of positive squares in 2 ways, for example, as 157402116 + 42436 = 12546^2 + 206^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32598 + ... + 37114.

Almost surely, 2^157444552 is an apocalyptic number.

It is an amenable number.

157444552 is a deficient number, since it is larger than the sum of its proper divisors (137897108).

157444552 is a wasteful number, since it uses less digits than its factorization.

157444552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8880 (or 8876 counting only the distinct ones).

The product of its digits is 112000, while the sum is 37.

The square root of 157444552 is about 12547.6911023503. The cubic root of 157444552 is about 539.9777677175.

The spelling of 157444552 in words is "one hundred fifty-seven million, four hundred forty-four thousand, five hundred fifty-two".