616774671 has 48 divisors (see below), whose sum is σ = 971736480. Its totient is φ = 375459840.

The previous prime is 616774651. The next prime is 616774673. The reversal of 616774671 is 176477616.

It is not a de Polignac number, because 616774671 - 2⁹ = 616774159 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616774673) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1585345 + ... + 1585733.

It is an arithmetic number, because the mean of its divisors is an integer number (20244510).

Almost surely, 2^616774671 is an apocalyptic number.

616774671 is a deficient number, since it is larger than the sum of its proper divisors (354961809).

616774671 is a wasteful number, since it uses less digits than its factorization.

616774671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696 (or 693 counting only the distinct ones).

The product of its digits is 296352, while the sum is 45.

The square root of 616774671 is about 24834.9485805789. The cubic root of 616774671 is about 851.2207009911.

The spelling of 616774671 in words is "six hundred sixteen million, seven hundred seventy-four thousand, six hundred seventy-one".