7764392051 has 8 divisors (see below), whose sum is σ = 8556110640. Its totient is φ = 7000453152.

The previous prime is 7764392023. The next prime is 7764392071. The reversal of 7764392051 is 1502934677.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7764392051 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7764391993 and 7764392011.

It is not an unprimeable number, because it can be changed into a prime (7764392011) by changing a digit.

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, 6944336 + ... + 6945453.

It is an arithmetic number, because the mean of its divisors is an integer number (1069513830).

Almost surely, 2^7764392051 is an apocalyptic number.

7764392051 is a deficient number, since it is larger than the sum of its proper divisors (791718589).

7764392051 is a wasteful number, since it uses less digits than its factorization.

7764392051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13889845.

The product of its (nonzero) digits is 317520, while the sum is 44.

The square root of 7764392051 is about 88115.7877511176. The cubic root of 7764392051 is about 1980.1700404081.

The spelling of 7764392051 in words is "seven billion, seven hundred sixty-four million, three hundred ninety-two thousand, fifty-one".