7713780045 has 8 divisors (see below), whose sum is σ = 12342048096. Its totient is φ = 4114016016.

The previous prime is 7713780001. The next prime is 7713780059. The reversal of 7713780045 is 5400873177.

It is a happy number.

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

It is not a de Polignac number, because 7713780045 - 2⁶ = 7713779981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7713779979 and 7713780006.

It is a congruent number.

It is an unprimeable number.

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, 257125987 + ... + 257126016.

It is an arithmetic number, because the mean of its divisors is an integer number (1542756012).

Almost surely, 2^7713780045 is an apocalyptic number.

It is an amenable number.

7713780045 is a deficient number, since it is larger than the sum of its proper divisors (4628268051).

7713780045 is a wasteful number, since it uses less digits than its factorization.

7713780045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514252011.

The product of its (nonzero) digits is 164640, while the sum is 42.

The square root of 7713780045 is about 87828.1278691513. The cubic root of 7713780045 is about 1975.8580938219.

The spelling of 7713780045 in words is "seven billion, seven hundred thirteen million, seven hundred eighty thousand, forty-five".