525775057651 has 2 divisors, whose sum is σ = 525775057652. Its totient is φ = 525775057650.

The previous prime is 525775057631. The next prime is 525775057681. The reversal of 525775057651 is 156750577525.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 525775057651 - 2²¹ = 525772960499 is a prime.

It is a super-2 number, since 2×525775057651² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 525775057592 and 525775057601.

It is not a weakly prime, because it can be changed into another prime (525775057631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262887528825 + 262887528826.

It is an arithmetic number, because the mean of its divisors is an integer number (262887528826).

Almost surely, 2^525775057651 is an apocalyptic number.

525775057651 is a deficient number, since it is larger than the sum of its proper divisors (1).

525775057651 is an equidigital number, since it uses as much as digits as its factorization.

525775057651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12862500, while the sum is 55.

The spelling of 525775057651 in words is "five hundred twenty-five billion, seven hundred seventy-five million, fifty-seven thousand, six hundred fifty-one".