157549552 has 40 divisors (see below), whose sum is σ = 321198192. Its totient is φ = 74764800.

The previous prime is 157549537. The next prime is 157549559. The reversal of 157549552 is 255945751.

It is a super-2 number, since 2×157549552² = 49643722670801408, which contains 22 as substring.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 157549499 and 157549508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157549559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21027 + ... + 27517.

Almost surely, 2^157549552 is an apocalyptic number.

It is an amenable number.

157549552 is an abundant number, since it is smaller than the sum of its proper divisors (163648640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

157549552 is a wasteful number, since it uses less digits than its factorization.

157549552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6577 (or 6571 counting only the distinct ones).

The product of its digits is 315000, while the sum is 43.

The square root of 157549552 is about 12551.8744416920. The cubic root of 157549552 is about 540.0977783618.

The spelling of 157549552 in words is "one hundred fifty-seven million, five hundred forty-nine thousand, five hundred fifty-two".