613221624446340 has 192 divisors, whose sum is σ = 2162401550217216. Its totient is φ = 126374116474368.

The previous prime is 613221624446323. The next prime is 613221624446363. The reversal of 613221624446340 is 43644426122316.

It is a self number, because there is not a number n which added to its sum of digits gives 613221624446340.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1305714672 + ... + 1306184231.

It is an arithmetic number, because the mean of its divisors is an integer number (11262508074048).

Almost surely, 2^{613221624446340} is an apocalyptic number.

613221624446340 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

613221624446340 is an abundant number, since it is smaller than the sum of its proper divisors (1549179925770876).

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

613221624446340 is a wasteful number, since it uses less digits than its factorization.

613221624446340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2611898978 (or 2611898976 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 48.

The spelling of 613221624446340 in words is "six hundred thirteen trillion, two hundred twenty-one billion, six hundred twenty-four million, four hundred forty-six thousand, three hundred forty".