525015255761 has 2 divisors, whose sum is σ = 525015255762. Its totient is φ = 525015255760.

The previous prime is 525015255679. The next prime is 525015255767. The reversal of 525015255761 is 167552510525.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 453576657361 + 71438598400 = 673481^2 + 267280^2 .

It is a cyclic number.

It is not a de Polignac number, because 525015255761 - 2²⁶ = 524948146897 is a prime.

It is not a weakly prime, because it can be changed into another prime (525015255767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262507627880 + 262507627881.

It is an arithmetic number, because the mean of its divisors is an integer number (262507627881).

Almost surely, 2^525015255761 is an apocalyptic number.

It is an amenable number.

525015255761 is a deficient number, since it is larger than the sum of its proper divisors (1).

525015255761 is an equidigital number, since it uses as much as digits as its factorization.

525015255761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 525000, while the sum is 44.

The spelling of 525015255761 in words is "five hundred twenty-five billion, fifteen million, two hundred fifty-five thousand, seven hundred sixty-one".