613421116200 has 120 divisors (see below), whose sum is σ = 2130502470030. Its totient is φ = 163578960000.

The previous prime is 613421116181. The next prime is 613421116261. The reversal of 613421116200 is 2611124316.

It is a happy number.

613421116200 is a `hidden beast` number, since 6 + 1 + 3 + 4 + 21 + 11 + 620 + 0 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 420160647204 + 193260468996 = 648198^2 + 439614^2 .

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 18916551 + ... + 18948950.

Almost surely, 2^613421116200 is an apocalyptic number.

613421116200 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

613421116200 is an abundant number, since it is smaller than the sum of its proper divisors (1517081353830).

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

613421116200 is a wasteful number, since it uses less digits than its factorization.

613421116200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37865529 (or 37865511 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The spelling of 613421116200 in words is "six hundred thirteen billion, four hundred twenty-one million, one hundred sixteen thousand, two hundred".