6128461725 has 24 divisors (see below), whose sum is σ = 10147139232. Its totient is φ = 3263755200.

The previous prime is 6128461721. The next prime is 6128461819. The reversal of 6128461725 is 5271648216.

It is a happy number.

It is not a de Polignac number, because 6128461725 - 2² = 6128461721 is a prime.

It is a super-2 number, since 2×6128461725² = 75116086229579951250, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6128461721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7302 + ... + 110951.

It is an arithmetic number, because the mean of its divisors is an integer number (422797468).

Almost surely, 2^6128461725 is an apocalyptic number.

It is an amenable number.

6128461725 is a deficient number, since it is larger than the sum of its proper divisors (4018677507).

6128461725 is a wasteful number, since it uses less digits than its factorization.

6128461725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118957 (or 118952 counting only the distinct ones).

The product of its digits is 161280, while the sum is 42.

The square root of 6128461725 is about 78284.4922382460. The cubic root of 6128461725 is about 1829.9974842451.

The spelling of 6128461725 in words is "six billion, one hundred twenty-eight million, four hundred sixty-one thousand, seven hundred twenty-five".