616003641 has 48 divisors (see below), whose sum is σ = 1023684480. Its totient is φ = 353295360.

The previous prime is 616003637. The next prime is 616003657. The reversal of 616003641 is 146300616.

616003641 is a `hidden beast` number, since 6 + 16 + 0 + 0 + 3 + 641 = 666.

It is not a de Polignac number, because 616003641 - 2² = 616003637 is a prime.

It is not an unprimeable number, because it can be changed into a prime (616003441) 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, 219475 + ... + 222263.

It is an arithmetic number, because the mean of its divisors is an integer number (21326760).

Almost surely, 2^616003641 is an apocalyptic number.

It is an amenable number.

616003641 is a deficient number, since it is larger than the sum of its proper divisors (407680839).

616003641 is a wasteful number, since it uses less digits than its factorization.

616003641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2926 (or 2923 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 616003641 is about 24819.4206419086. The cubic root of 616003641 is about 850.8658494247.

The spelling of 616003641 in words is "six hundred sixteen million, three thousand, six hundred forty-one".