612562954572 has 72 divisors (see below), whose sum is σ = 1608270978496. Its totient is φ = 203869888848.

The previous prime is 612562954513. The next prime is 612562954583. The reversal of 612562954572 is 275459265216.

612562954572 is a `hidden beast` number, since 6 + 1 + 2 + 5 + 6 + 29 + 545 + 72 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 134943 + ... + 1115049.

Almost surely, 2^612562954572 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 612562954572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (804135489248).

612562954572 is an abundant number, since it is smaller than the sum of its proper divisors (995708023924).

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

612562954572 is a wasteful number, since it uses less digits than its factorization.

612562954572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980769 (or 980755 counting only the distinct ones).

The product of its digits is 9072000, while the sum is 54.

The spelling of 612562954572 in words is "six hundred twelve billion, five hundred sixty-two million, nine hundred fifty-four thousand, five hundred seventy-two".