461654001252 has 72 divisors (see below), whose sum is σ = 1203500153856. Its totient is φ = 149122378944.

The previous prime is 461654001229. The next prime is 461654001287. The reversal of 461654001252 is 252100456164.

461654001252 is a `hidden beast` number, since 4 + 61 + 6 + 540 + 0 + 1 + 2 + 52 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 977523 + ... + 1370714.

Almost surely, 2^461654001252 is an apocalyptic number.

It is an amenable number.

461654001252 is an abundant number, since it is smaller than the sum of its proper divisors (741846152604).

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

461654001252 is a wasteful number, since it uses less digits than its factorization.

461654001252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2348417 (or 2348412 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The spelling of 461654001252 in words is "four hundred sixty-one billion, six hundred fifty-four million, one thousand, two hundred fifty-two".