633883252654 has 4 divisors (see below), whose sum is σ = 950824878984. Its totient is φ = 316941626326.

The previous prime is 633883252643. The next prime is 633883252661. The reversal of 633883252654 is 456252388336.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 633883252595 and 633883252604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158470813162 + ... + 158470813165.

It is an arithmetic number, because the mean of its divisors is an integer number (237706219746).

Almost surely, 2^633883252654 is an apocalyptic number.

633883252654 is a deficient number, since it is larger than the sum of its proper divisors (316941626330).

633883252654 is a wasteful number, since it uses less digits than its factorization.

633883252654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316941626329.

The product of its digits is 24883200, while the sum is 55.

The spelling of 633883252654 in words is "six hundred thirty-three billion, eight hundred eighty-three million, two hundred fifty-two thousand, six hundred fifty-four".