7760630472521 has 2 divisors, whose sum is σ = 7760630472522. Its totient is φ = 7760630472520.

The previous prime is 7760630472503. The next prime is 7760630472523. The reversal of 7760630472521 is 1252740360677.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4708743761296 + 3051886711225 = 2169964^2 + 1746965^2 .

It is a cyclic number.

It is not a de Polignac number, because 7760630472521 - 2³⁴ = 7743450603337 is a prime.

Together with 7760630472523, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7760630472521.

It is not a weakly prime, because it can be changed into another prime (7760630472523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3880315236260 + 3880315236261.

It is an arithmetic number, because the mean of its divisors is an integer number (3880315236261).

Almost surely, 2^{7760630472521} is an apocalyptic number.

It is an amenable number.

7760630472521 is a deficient number, since it is larger than the sum of its proper divisors (1).

7760630472521 is an equidigital number, since it uses as much as digits as its factorization.

7760630472521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2963520, while the sum is 50.

The spelling of 7760630472521 in words is "seven trillion, seven hundred sixty billion, six hundred thirty million, four hundred seventy-two thousand, five hundred twenty-one".