616478701 has 8 divisors (see below), whose sum is σ = 657884160. Its totient is φ = 575644608.

The previous prime is 616478699. The next prime is 616478713. The reversal of 616478701 is 107874616.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 616478701 - 2¹ = 616478699 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616476701) 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, 140611 + ... + 144928.

It is an arithmetic number, because the mean of its divisors is an integer number (82235520).

Almost surely, 2^616478701 is an apocalyptic number.

It is an amenable number.

616478701 is a deficient number, since it is larger than the sum of its proper divisors (41405459).

616478701 is a wasteful number, since it uses less digits than its factorization.

616478701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285683.

The product of its (nonzero) digits is 56448, while the sum is 40.

The square root of 616478701 is about 24828.9891256169. The cubic root of 616478701 is about 851.0845215445.

The spelling of 616478701 in words is "six hundred sixteen million, four hundred seventy-eight thousand, seven hundred one".