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BaseRepresentation
bin10010011011110110011…
…11101101000110110100
32020112222200100200020201
421031323033231012310
540334230021010441
61202554234210244
763522635241553
oct11157317550664
92215880320221
10633427906996
112246a95a3915
12a2919883984
1347969269831
142292da81d9a
15117248b2c31
hex937b3ed1b4

633427906996 has 6 divisors (see below), whose sum is σ = 1108498837250. Its totient is φ = 316713953496.

The previous prime is 633427906961. The next prime is 633427906997. The reversal of 633427906996 is 699609724336.

It can be written as a sum of positive squares in only one way, i.e., 537928366096 + 95499540900 = 733436^2 + 309030^2 .

It is a super-2 number, since 2×6334279069962 (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (633427906997) by changing a digit.

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 as a sum of consecutive naturals, namely, 79178488371 + ... + 79178488378.

Almost surely, 2633427906996 is an apocalyptic number.

It is an amenable number.

633427906996 is a deficient number, since it is larger than the sum of its proper divisors (475070930254).

633427906996 is a wasteful number, since it uses less digits than its factorization.

633427906996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158356976753 (or 158356976751 counting only the distinct ones).

The product of its (nonzero) digits is 79361856, while the sum is 64.

The spelling of 633427906996 in words is "six hundred thirty-three billion, four hundred twenty-seven million, nine hundred six thousand, nine hundred ninety-six".