63413604253 has 2 divisors, whose sum is σ = 63413604254. Its totient is φ = 63413604252.

The previous prime is 63413604217. The next prime is 63413604329. The reversal of 63413604253 is 35240631436.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49870929124 + 13542675129 = 223318^2 + 116373^2 .

It is a cyclic number.

It is not a de Polignac number, because 63413604253 - 2³³ = 54823669661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63413604853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31706802126 + 31706802127.

It is an arithmetic number, because the mean of its divisors is an integer number (31706802127).

Almost surely, 2^63413604253 is an apocalyptic number.

It is an amenable number.

63413604253 is a deficient number, since it is larger than the sum of its proper divisors (1).

63413604253 is an equidigital number, since it uses as much as digits as its factorization.

63413604253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 37.

The spelling of 63413604253 in words is "sixty-three billion, four hundred thirteen million, six hundred four thousand, two hundred fifty-three".