4615666140 has 24 divisors (see below), whose sum is σ = 12923865360. Its totient is φ = 1230844288.

The previous prime is 4615666117. The next prime is 4615666147. The reversal of 4615666140 is 416665164.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4615666147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38463825 + ... + 38463944.

It is an arithmetic number, because the mean of its divisors is an integer number (538494390).

Almost surely, 2^4615666140 is an apocalyptic number.

It is an amenable number.

4615666140 is an abundant number, since it is smaller than the sum of its proper divisors (8308199220).

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

4615666140 is a wasteful number, since it uses less digits than its factorization.

4615666140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76927781 (or 76927779 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 4615666140 is about 67938.6939821483. The cubic root of 4615666140 is about 1664.9893604637.

The spelling of 4615666140 in words is "four billion, six hundred fifteen million, six hundred sixty-six thousand, one hundred forty".