3650403378 has 16 divisors (see below), whose sum is σ = 7301845440. Its totient is φ = 1216628016.

The previous prime is 3650403287. The next prime is 3650403397. The reversal of 3650403378 is 8733040563.

3650403378 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3650403378² = 26650889644227621768, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6883 + ... + 85721.

It is an arithmetic number, because the mean of its divisors is an integer number (456365340).

Almost surely, 2^3650403378 is an apocalyptic number.

3650403378 is an abundant number, since it is smaller than the sum of its proper divisors (3651442062).

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

3650403378 is a wasteful number, since it uses less digits than its factorization.

3650403378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86561.

The product of its (nonzero) digits is 181440, while the sum is 39.

The square root of 3650403378 is about 60418.5681558244. The cubic root of 3650403378 is about 1539.7384412703.

The spelling of 3650403378 in words is "three billion, six hundred fifty million, four hundred three thousand, three hundred seventy-eight".