525374414088749 has 2 divisors, whose sum is σ = 525374414088750. Its totient is φ = 525374414088748.

The previous prime is 525374414088739. The next prime is 525374414088751. The reversal of 525374414088749 is 947880414473525.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 269761243848100 + 255613170240649 = 16424410^2 + 15987907^2 .

It is a cyclic number.

It is not a de Polignac number, because 525374414088749 - 2¹⁶ = 525374414023213 is a prime.

Together with 525374414088751, 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 (525374414088709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262687207044374 + 262687207044375.

It is an arithmetic number, because the mean of its divisors is an integer number (262687207044375).

Almost surely, 2^{525374414088749} is an apocalyptic number.

It is an amenable number.

525374414088749 is a deficient number, since it is larger than the sum of its proper divisors (1).

525374414088749 is an equidigital number, since it uses as much as digits as its factorization.

525374414088749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1083801600, while the sum is 71.

The spelling of 525374414088749 in words is "five hundred twenty-five trillion, three hundred seventy-four billion, four hundred fourteen million, eighty-eight thousand, seven hundred forty-nine".