613268213076 has 18 divisors (see below), whose sum is σ = 1550205760922. Its totient is φ = 204422737680.

The previous prime is 613268213023. The next prime is 613268213113. The reversal of 613268213076 is 670312862316.

613268213076 is a `hidden beast` number, since 61 + 3 + 268 + 21 + 307 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 551341890576 + 61926322500 = 742524^2 + 248850^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8517614035 + ... + 8517614106.

Almost surely, 2^613268213076 is an apocalyptic number.

It is an amenable number.

613268213076 is an abundant number, since it is smaller than the sum of its proper divisors (936937547846).

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

613268213076 is a wasteful number, since it uses less digits than its factorization.

613268213076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17035228151 (or 17035228146 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 613268213076 in words is "six hundred thirteen billion, two hundred sixty-eight million, two hundred thirteen thousand, seventy-six".