3775899378 has 8 divisors (see below), whose sum is σ = 7551798768. Its totient is φ = 1258633124.

The previous prime is 3775899373. The next prime is 3775899389. The reversal of 3775899378 is 8739985773.

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

3775899378 is an admirable number.

It is a super-2 number, since 2×3775899378² = 28514832225561573768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3775899371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 314658276 + ... + 314658287.

It is an arithmetic number, because the mean of its divisors is an integer number (943974846).

Almost surely, 2^3775899378 is an apocalyptic number.

3775899378 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3775899378 is a wasteful number, since it uses less digits than its factorization.

3775899378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629316568.

The product of its digits is 80015040, while the sum is 66.

The square root of 3775899378 is about 61448.3472357068. The cubic root of 3775899378 is about 1557.1847342672.

The spelling of 3775899378 in words is "three billion, seven hundred seventy-five million, eight hundred ninety-nine thousand, three hundred seventy-eight".