633670782460 has 12 divisors (see below), whose sum is σ = 1330708643208. Its totient is φ = 253468312976.

The previous prime is 633670782401. The next prime is 633670782461. The reversal of 633670782460 is 64287076336.

It is a junction number, because it is equal to n+sod(n) for n = 633670782398 and 633670782407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (633670782461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15841769542 + ... + 15841769581.

It is an arithmetic number, because the mean of its divisors is an integer number (110892386934).

Almost surely, 2^633670782460 is an apocalyptic number.

It is an amenable number.

633670782460 is an abundant number, since it is smaller than the sum of its proper divisors (697037860748).

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

633670782460 is a wasteful number, since it uses less digits than its factorization.

633670782460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31683539132 (or 31683539130 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 52.

The spelling of 633670782460 in words is "six hundred thirty-three billion, six hundred seventy million, seven hundred eighty-two thousand, four hundred sixty".