612113552 has 20 divisors (see below), whose sum is σ = 1189398576. Its totient is φ = 305172000.

The previous prime is 612113549. The next prime is 612113563. The reversal of 612113552 is 255311216.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

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, 49574 + ... + 60677.

Almost surely, 2^612113552 is an apocalyptic number.

It is an amenable number.

612113552 is a deficient number, since it is larger than the sum of its proper divisors (577285024).

612113552 is a wasteful number, since it uses less digits than its factorization.

612113552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110606 (or 110600 counting only the distinct ones).

The product of its digits is 1800, while the sum is 26.

The square root of 612113552 is about 24740.9286810338. The cubic root of 612113552 is about 849.0709812958.

Adding to 612113552 its reverse (255311216), we get a palindrome (867424768).

The spelling of 612113552 in words is "six hundred twelve million, one hundred thirteen thousand, five hundred fifty-two".