512723465532 has 36 divisors (see below), whose sum is σ = 1326191706840. Its totient is φ = 166933220832.

The previous prime is 512723465519. The next prime is 512723465563. The reversal of 512723465532 is 235564327215.

512723465532 is a `hidden beast` number, since 5 + 1 + 2 + 72 + 3 + 46 + 5 + 532 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 165606807 + ... + 165609902.

Almost surely, 2^512723465532 is an apocalyptic number.

It is an amenable number.

512723465532 is an abundant number, since it is smaller than the sum of its proper divisors (813468241308).

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

512723465532 is a wasteful number, since it uses less digits than its factorization.

512723465532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331216762 (or 331216757 counting only the distinct ones).

The product of its digits is 1512000, while the sum is 45.

The spelling of 512723465532 in words is "five hundred twelve billion, seven hundred twenty-three million, four hundred sixty-five thousand, five hundred thirty-two".