7666336733 has 16 divisors (see below), whose sum is σ = 8806501440. Its totient is φ = 6600297600.

The previous prime is 7666336729. The next prime is 7666336801. The reversal of 7666336733 is 3376336667.

It is a cyclic number.

It is not a de Polignac number, because 7666336733 - 2² = 7666336729 is a prime.

It is a super-2 number, since 2×7666336733² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7666306733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 919841 + ... + 928137.

It is an arithmetic number, because the mean of its divisors is an integer number (550406340).

Almost surely, 2^7666336733 is an apocalyptic number.

It is an amenable number.

7666336733 is a deficient number, since it is larger than the sum of its proper divisors (1140164707).

7666336733 is a wasteful number, since it uses less digits than its factorization.

7666336733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12748.

The product of its digits is 5143824, while the sum is 50.

The square root of 7666336733 is about 87557.6195028165. The cubic root of 7666336733 is about 1971.7989470805.

The spelling of 7666336733 in words is "seven billion, six hundred sixty-six million, three hundred thirty-six thousand, seven hundred thirty-three".