7613489572 has 12 divisors (see below), whose sum is σ = 14348499676. Its totient is φ = 3513918240.

The previous prime is 7613489557. The next prime is 7613489573. The reversal of 7613489572 is 2759843167.

It can be written as a sum of positive squares in 2 ways, for example, as 1412557056 + 6200932516 = 37584^2 + 78746^2 .

It is a Harshad number since it is a multiple of its sum of digits (52), and also a Moran number because the ratio is a prime number: 146413261 = 7613489572 / (7 + 6 + 1 + 3 + 4 + 8 + 9 + 5 + 7 + 2).

It is not an unprimeable number, because it can be changed into a prime (7613489573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73206579 + ... + 73206682.

Almost surely, 2^7613489572 is an apocalyptic number.

It is an amenable number.

7613489572 is a deficient number, since it is larger than the sum of its proper divisors (6735010104).

7613489572 is a wasteful number, since it uses less digits than its factorization.

7613489572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146413278 (or 146413276 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 52.

The square root of 7613489572 is about 87255.3125717856. The cubic root of 7613489572 is about 1967.2576934882.

The spelling of 7613489572 in words is "seven billion, six hundred thirteen million, four hundred eighty-nine thousand, five hundred seventy-two".