253206554063 has 2 divisors, whose sum is σ = 253206554064. Its totient is φ = 253206554062.

The previous prime is 253206554057. The next prime is 253206554071. The reversal of 253206554063 is 360455602352.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 253206554063 - 2⁴ = 253206554047 is a prime.

It is a super-2 number, since 2×253206554063² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 253206554063.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253206554863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126603277031 + 126603277032.

It is an arithmetic number, because the mean of its divisors is an integer number (126603277032).

Almost surely, 2^253206554063 is an apocalyptic number.

253206554063 is a deficient number, since it is larger than the sum of its proper divisors (1).

253206554063 is an equidigital number, since it uses as much as digits as its factorization.

253206554063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648000, while the sum is 41.

The spelling of 253206554063 in words is "two hundred fifty-three billion, two hundred six million, five hundred fifty-four thousand, sixty-three".