7665213783 has 8 divisors (see below), whose sum is σ = 10247686768. Its totient is φ = 5096441664.

The previous prime is 7665213709. The next prime is 7665213811. The reversal of 7665213783 is 3873125667.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 7665213783 - 2¹⁰ = 7665212759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7665213383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3423910 + ... + 3426147.

It is an arithmetic number, because the mean of its divisors is an integer number (1280960846).

Almost surely, 2^7665213783 is an apocalyptic number.

7665213783 is a deficient number, since it is larger than the sum of its proper divisors (2582472985).

7665213783 is a wasteful number, since it uses less digits than its factorization.

7665213783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6850433.

The product of its digits is 1270080, while the sum is 48.

The square root of 7665213783 is about 87551.2066336039. The cubic root of 7665213783 is about 1971.7026672958.

The spelling of 7665213783 in words is "seven billion, six hundred sixty-five million, two hundred thirteen thousand, seven hundred eighty-three".