7613061840 has 120 divisors (see below), whose sum is σ = 26392025088. Its totient is φ = 1964655360.

The previous prime is 7613061803. The next prime is 7613061853. The reversal of 7613061840 is 481603167.

7613061840 is a `hidden beast` number, since 7 + 6 + 1 + 30 + 618 + 4 + 0 = 666.

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 (36).

It is a junction number, because it is equal to n+sod(n) for n = 7613061795 and 7613061804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 148224 + ... + 192863.

Almost surely, 2^7613061840 is an apocalyptic number.

It is an amenable number.

7613061840 is an abundant number, since it is smaller than the sum of its proper divisors (18778963248).

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

7613061840 is a wasteful number, since it uses less digits than its factorization.

7613061840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341137 (or 341128 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 7613061840 is about 87252.8615003542. The cubic root of 7613061840 is about 1967.2208520890.

The spelling of 7613061840 in words is "seven billion, six hundred thirteen million, sixty-one thousand, eight hundred forty".