157623768 has 24 divisors (see below), whose sum is σ = 426897900. Its totient is φ = 52541232.

The previous prime is 157623757. The next prime is 157623773. The reversal of 157623768 is 867326751.

157623768 is a `hidden beast` number, since 1 + 576 + 2 + 3 + 76 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1094538 + ... + 1094681.

Almost surely, 2^157623768 is an apocalyptic number.

157623768 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

157623768 is an abundant number, since it is smaller than the sum of its proper divisors (269274132).

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

157623768 is a wasteful number, since it uses less digits than its factorization.

157623768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2189231 (or 2189224 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The square root of 157623768 is about 12554.8304648052. The cubic root of 157623768 is about 540.1825720110.

The spelling of 157623768 in words is "one hundred fifty-seven million, six hundred twenty-three thousand, seven hundred sixty-eight".