633484787442 has 64 divisors (see below), whose sum is σ = 1444822614144. Its totient is φ = 183435678720.

The previous prime is 633484787431. The next prime is 633484787491. The reversal of 633484787442 is 244787484336.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25421553 + ... + 25446459.

It is an arithmetic number, because the mean of its divisors is an integer number (22575353346).

Almost surely, 2^633484787442 is an apocalyptic number.

633484787442 is an abundant number, since it is smaller than the sum of its proper divisors (811337826702).

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

633484787442 is a wasteful number, since it uses less digits than its factorization.

633484787442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44123.

The product of its digits is 86704128, while the sum is 60.

The spelling of 633484787442 in words is "six hundred thirty-three billion, four hundred eighty-four million, seven hundred eighty-seven thousand, four hundred forty-two".