616441425 has 24 divisors (see below), whose sum is σ = 1040873856. Its totient is φ = 321771840.

The previous prime is 616441409. The next prime is 616441433. The reversal of 616441425 is 524144616.

It is not a de Polignac number, because 616441425 - 2⁴ = 616441409 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83914 + ... + 90963.

It is an arithmetic number, because the mean of its divisors is an integer number (43369744).

Almost surely, 2^616441425 is an apocalyptic number.

It is an amenable number.

616441425 is a deficient number, since it is larger than the sum of its proper divisors (424432431).

616441425 is a wasteful number, since it uses less digits than its factorization.

616441425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174937 (or 174932 counting only the distinct ones).

The product of its digits is 23040, while the sum is 33.

The square root of 616441425 is about 24828.2384594639. The cubic root of 616441425 is about 851.0673673070.

The spelling of 616441425 in words is "six hundred sixteen million, four hundred forty-one thousand, four hundred twenty-five".