525277772441 has 2 divisors, whose sum is σ = 525277772442. Its totient is φ = 525277772440.

The previous prime is 525277772413. The next prime is 525277772561. The reversal of 525277772441 is 144277772525.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 288283086400 + 236994686041 = 536920^2 + 486821^2 .

It is a cyclic number.

It is not a de Polignac number, because 525277772441 - 2²⁶ = 525210663577 is a prime.

It is not a weakly prime, because it can be changed into another prime (525277772141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262638886220 + 262638886221.

It is an arithmetic number, because the mean of its divisors is an integer number (262638886221).

Almost surely, 2^525277772441 is an apocalyptic number.

It is an amenable number.

525277772441 is a deficient number, since it is larger than the sum of its proper divisors (1).

525277772441 is an equidigital number, since it uses as much as digits as its factorization.

525277772441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7683200, while the sum is 53.

The spelling of 525277772441 in words is "five hundred twenty-five billion, two hundred seventy-seven million, seven hundred seventy-two thousand, four hundred forty-one".