630877478 has 16 divisors (see below), whose sum is σ = 1179823104. Its totient is φ = 245796360.

The previous prime is 630877459. The next prime is 630877483. The reversal of 630877478 is 874778036.

630877478 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 2048150 + ... + 2048457.

It is an arithmetic number, because the mean of its divisors is an integer number (73738944).

Almost surely, 2^630877478 is an apocalyptic number.

630877478 is a deficient number, since it is larger than the sum of its proper divisors (548945626).

630877478 is a wasteful number, since it uses less digits than its factorization.

630877478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4096627.

The product of its (nonzero) digits is 1580544, while the sum is 50.

The square root of 630877478 is about 25117.2744938618. The cubic root of 630877478 is about 857.6597080604.

The spelling of 630877478 in words is "six hundred thirty million, eight hundred seventy-seven thousand, four hundred seventy-eight".