6894578375 has 16 divisors (see below), whose sum is σ = 8745499776. Its totient is φ = 5425236000.

The previous prime is 6894578363. The next prime is 6894578377. The reversal of 6894578375 is 5738754986.

It is not a de Polignac number, because 6894578375 - 2⁴ = 6894578359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6894578377) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 444479 + ... + 459728.

It is an arithmetic number, because the mean of its divisors is an integer number (546593736).

Almost surely, 2^6894578375 is an apocalyptic number.

6894578375 is a deficient number, since it is larger than the sum of its proper divisors (1850921401).

6894578375 is an equidigital number, since it uses as much as digits as its factorization.

6894578375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904283 (or 904273 counting only the distinct ones).

The product of its digits is 50803200, while the sum is 62.

The square root of 6894578375 is about 83033.5978685737. The cubic root of 6894578375 is about 1903.2795046509.

The spelling of 6894578375 in words is "six billion, eight hundred ninety-four million, five hundred seventy-eight thousand, three hundred seventy-five".