6375689042 has 18 divisors (see below), whose sum is σ = 9659506647. Its totient is φ = 3156169900.

The previous prime is 6375689029. The next prime is 6375689069. The reversal of 6375689042 is 2409865736.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3187844521 + 3187844521 = 56461^2 + 56461^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=56461.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 14792567 + ... + 14792997.

Almost surely, 2^6375689042 is an apocalyptic number.

6375689042 is a deficient number, since it is larger than the sum of its proper divisors (3283817605).

6375689042 is an frugal number, since it uses more digits than its factorization.

6375689042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126 (or 564 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 50.

The square root of 6375689042 is about 79847.9119451473. The cubic root of 6375689042 is about 1854.2816865104.

Multiplying 6375689042 by its sum of digits (50), we get a square (318784452100 = 564610²).

The spelling of 6375689042 in words is "six billion, three hundred seventy-five million, six hundred eighty-nine thousand, forty-two".