675873778 has 8 divisors (see below), whose sum is σ = 1030430700. Its totient is φ = 332396880.

The previous prime is 675873769. The next prime is 675873799. The reversal of 675873778 is 877378576.

It can be written as a sum of positive squares in 2 ways, for example, as 588208009 + 87665769 = 24253^2 + 9363^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2769853 + ... + 2770096.

Almost surely, 2^675873778 is an apocalyptic number.

675873778 is a deficient number, since it is larger than the sum of its proper divisors (354556922).

675873778 is a wasteful number, since it uses less digits than its factorization.

675873778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5540012.

The product of its digits is 13829760, while the sum is 58.

The square root of 675873778 is about 25997.5725405277. The cubic root of 675873778 is about 877.5836682369.

The spelling of 675873778 in words is "six hundred seventy-five million, eight hundred seventy-three thousand, seven hundred seventy-eight".