7782760552073 has 8 divisors (see below), whose sum is σ = 8381674749000. Its totient is φ = 7183880684928.

The previous prime is 7782760552019. The next prime is 7782760552079. The reversal of 7782760552073 is 3702550672877.

It can be written as a sum of positive squares in 4 ways, for example, as 284161492624 + 7498599059449 = 533068^2 + 2738357^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 7782760552073 - 2¹² = 7782760547977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7782760552079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8110628 + ... + 9019301.

It is an arithmetic number, because the mean of its divisors is an integer number (1047709343625).

Almost surely, 2^{7782760552073} is an apocalyptic number.

It is an amenable number.

7782760552073 is a deficient number, since it is larger than the sum of its proper divisors (598914196927).

7782760552073 is a wasteful number, since it uses less digits than its factorization.

7782760552073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17164891.

The product of its (nonzero) digits is 34574400, while the sum is 59.

The spelling of 7782760552073 in words is "seven trillion, seven hundred eighty-two billion, seven hundred sixty million, five hundred fifty-two thousand, seventy-three".