613225557546 has 32 divisors (see below), whose sum is σ = 1409760505728. Its totient is φ = 174194541120.

The previous prime is 613225557481. The next prime is 613225557563. The reversal of 613225557546 is 645755522316.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42191025 + ... + 42205556.

It is an arithmetic number, because the mean of its divisors is an integer number (44055015804).

Almost surely, 2^613225557546 is an apocalyptic number.

613225557546 is an abundant number, since it is smaller than the sum of its proper divisors (796534948182).

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

613225557546 is a wasteful number, since it uses less digits than its factorization.

613225557546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84396766.

The product of its digits is 7560000, while the sum is 51.

The spelling of 613225557546 in words is "six hundred thirteen billion, two hundred twenty-five million, five hundred fifty-seven thousand, five hundred forty-six".