613745345000 has 40 divisors (see below), whose sum is σ = 1438005355050. Its totient is φ = 245498136000.

The previous prime is 613745344931. The next prime is 613745345029. The reversal of 613745345000 is 543547316.

It can be written as a sum of positive squares in 5 ways, for example, as 126922756 + 613618422244 = 11266^2 + 783338^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 61369535 + ... + 61379534.

Almost surely, 2^613745345000 is an apocalyptic number.

It is an amenable number.

613745345000 is an abundant number, since it is smaller than the sum of its proper divisors (824260010050).

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

613745345000 is a wasteful number, since it uses less digits than its factorization.

613745345000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122749095 (or 122749076 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 38.

The spelling of 613745345000 in words is "six hundred thirteen billion, seven hundred forty-five million, three hundred forty-five thousand".