7663820033 has 4 divisors (see below), whose sum is σ = 7722322608. Its totient is φ = 7605317460.

The previous prime is 7663820029. The next prime is 7663820057. The reversal of 7663820033 is 3300283667.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 7663820033 - 2² = 7663820029 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7663820533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29251091 + ... + 29251352.

It is an arithmetic number, because the mean of its divisors is an integer number (1930580652).

Almost surely, 2^7663820033 is an apocalyptic number.

It is an amenable number.

7663820033 is a deficient number, since it is larger than the sum of its proper divisors (58502575).

7663820033 is a wasteful number, since it uses less digits than its factorization.

7663820033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58502574.

The product of its (nonzero) digits is 108864, while the sum is 38.

The square root of 7663820033 is about 87543.2466441587. The cubic root of 7663820033 is about 1971.5831565100.

The spelling of 7663820033 in words is "seven billion, six hundred sixty-three million, eight hundred twenty thousand, thirty-three".