6416625870 has 64 divisors (see below), whose sum is σ = 17528374080. Its totient is φ = 1669363200.

The previous prime is 6416625821. The next prime is 6416625883. The reversal of 6416625870 is 785266146.

6416625870 is a `hidden beast` number, since 6 + 4 + 1 + 6 + 62 + 587 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 278751 + ... + 300890.

It is an arithmetic number, because the mean of its divisors is an integer number (273880845).

Almost surely, 2^6416625870 is an apocalyptic number.

6416625870 is an abundant number, since it is smaller than the sum of its proper divisors (11111748210).

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

6416625870 is a wasteful number, since it uses less digits than its factorization.

6416625870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579698 (or 579692 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 6416625870 is about 80103.8442897718. The cubic root of 6416625870 is about 1858.2418610399.

The spelling of 6416625870 in words is "six billion, four hundred sixteen million, six hundred twenty-five thousand, eight hundred seventy".