616725770 has 16 divisors (see below), whose sum is σ = 1110427488. Its totient is φ = 246618960.

The previous prime is 616725763. The next prime is 616725793. The reversal of 616725770 is 77527616.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40337 + ... + 53483.

It is an arithmetic number, because the mean of its divisors is an integer number (69401718).

Almost surely, 2^616725770 is an apocalyptic number.

616725770 is a deficient number, since it is larger than the sum of its proper divisors (493701718).

616725770 is a wasteful number, since it uses less digits than its factorization.

616725770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17845.

The product of its (nonzero) digits is 123480, while the sum is 41.

The square root of 616725770 is about 24833.9640412078. The cubic root of 616725770 is about 851.1982040428.

The spelling of 616725770 in words is "six hundred sixteen million, seven hundred twenty-five thousand, seven hundred seventy".