825482291401 has 2 divisors, whose sum is σ = 825482291402. Its totient is φ = 825482291400.

The previous prime is 825482291377. The next prime is 825482291477. The reversal of 825482291401 is 104192284528.

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., 691643385801 + 133838905600 = 831651^2 + 365840^2 .

It is a cyclic number.

It is not a de Polignac number, because 825482291401 - 2²³ = 825473902793 is a prime.

It is not a weakly prime, because it can be changed into another prime (825482291701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 412741145700 + 412741145701.

It is an arithmetic number, because the mean of its divisors is an integer number (412741145701).

Almost surely, 2^825482291401 is an apocalyptic number.

It is an amenable number.

825482291401 is a deficient number, since it is larger than the sum of its proper divisors (1).

825482291401 is an equidigital number, since it uses as much as digits as its factorization.

825482291401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 368640, while the sum is 46.

The spelling of 825482291401 in words is "eight hundred twenty-five billion, four hundred eighty-two million, two hundred ninety-one thousand, four hundred one".