157812466 has 16 divisors (see below), whose sum is σ = 270838656. Its totient is φ = 67558176.

The previous prime is 157812449. The next prime is 157812467. The reversal of 157812466 is 664218751.

157812466 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (157812467) 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, 7710 + ... + 19366.

It is an arithmetic number, because the mean of its divisors is an integer number (16927416).

Almost surely, 2^157812466 is an apocalyptic number.

157812466 is a deficient number, since it is larger than the sum of its proper divisors (113026190).

157812466 is a wasteful number, since it uses less digits than its factorization.

157812466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12633.

The product of its digits is 80640, while the sum is 40.

The square root of 157812466 is about 12562.3431731505. The cubic root of 157812466 is about 540.3980444275.

The spelling of 157812466 in words is "one hundred fifty-seven million, eight hundred twelve thousand, four hundred sixty-six".