461493972532 has 12 divisors (see below), whose sum is σ = 822852460836. Its totient is φ = 226393269440.

The previous prime is 461493972503. The next prime is 461493972559. The reversal of 461493972532 is 235279394164.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 302495600016 + 158998372516 = 549996^2 + 398746^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1088428969 + ... + 1088429392.

It is an arithmetic number, because the mean of its divisors is an integer number (68571038403).

Almost surely, 2^461493972532 is an apocalyptic number.

It is an amenable number.

461493972532 is a deficient number, since it is larger than the sum of its proper divisors (361358488304).

461493972532 is a wasteful number, since it uses less digits than its factorization.

461493972532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2176858418 (or 2176858416 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 55.

The spelling of 461493972532 in words is "four hundred sixty-one billion, four hundred ninety-three million, nine hundred seventy-two thousand, five hundred thirty-two".