2520884377631 has 2 divisors, whose sum is σ = 2520884377632. Its totient is φ = 2520884377630.

The previous prime is 2520884377607. The next prime is 2520884377633. The reversal of 2520884377631 is 1367734880252.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2520884377631 is a prime.

It is a super-2 number, since 2×2520884377631² (a number of 26 digits) contains 22 as substring.

Together with 2520884377633, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2520884377633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260442188815 + 1260442188816.

It is an arithmetic number, because the mean of its divisors is an integer number (1260442188816).

Almost surely, 2^{2520884377631} is an apocalyptic number.

2520884377631 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520884377631 is an equidigital number, since it uses as much as digits as its factorization.

2520884377631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13547520, while the sum is 56.

The spelling of 2520884377631 in words is "two trillion, five hundred twenty billion, eight hundred eighty-four million, three hundred seventy-seven thousand, six hundred thirty-one".