157533651 has 18 divisors (see below), whose sum is σ = 250117140. Its totient is φ = 95474280.

The previous prime is 157533641. The next prime is 157533653. The reversal of 157533651 is 156335751.

157533651 is a `hidden beast` number, since 1 + 575 + 3 + 36 + 51 = 666.

It is not a de Polignac number, because 157533651 - 2⁹ = 157533139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (157533653) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 71241 + ... + 73418.

Almost surely, 2^157533651 is an apocalyptic number.

157533651 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

157533651 is a deficient number, since it is larger than the sum of its proper divisors (92583489).

157533651 is a wasteful number, since it uses less digits than its factorization.

157533651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144687 (or 144673 counting only the distinct ones).

The product of its digits is 47250, while the sum is 36.

The square root of 157533651 is about 12551.2410143380. The cubic root of 157533651 is about 540.0796076051.

The spelling of 157533651 in words is "one hundred fifty-seven million, five hundred thirty-three thousand, six hundred fifty-one".