633378028990 has 32 divisors (see below), whose sum is σ = 1303266622464. Its totient is φ = 217105259040.

The previous prime is 633378028937. The next prime is 633378029021. The reversal of 633378028990 is 99820873336.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 812724 + ... + 1388263.

It is an arithmetic number, because the mean of its divisors is an integer number (40727081952).

Almost surely, 2^633378028990 is an apocalyptic number.

633378028990 is an abundant number, since it is smaller than the sum of its proper divisors (669888593474).

633378028990 is a wasteful number, since it uses less digits than its factorization.

633378028990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2205112.

The product of its (nonzero) digits is 11757312, while the sum is 58.

The spelling of 633378028990 in words is "six hundred thirty-three billion, three hundred seventy-eight million, twenty-eight thousand, nine hundred ninety".