633728636054 has 16 divisors (see below), whose sum is σ = 1006555845456. Its totient is φ = 298211712000.

The previous prime is 633728635997. The next prime is 633728636069. The reversal of 633728636054 is 450636827336.

It is a happy number.

It is a super-2 number, since 2×633728636054² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 633728635987 and 633728636005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 358694 + ... + 1181574.

It is an arithmetic number, because the mean of its divisors is an integer number (62909740341).

Almost surely, 2^633728636054 is an apocalyptic number.

633728636054 is a deficient number, since it is larger than the sum of its proper divisors (372827209402).

633728636054 is a wasteful number, since it uses less digits than its factorization.

633728636054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845551.

The product of its (nonzero) digits is 13063680, while the sum is 53.

The spelling of 633728636054 in words is "six hundred thirty-three billion, seven hundred twenty-eight million, six hundred thirty-six thousand, fifty-four".