402245102063653 has 2 divisors, whose sum is σ = 402245102063654. Its totient is φ = 402245102063652.

The previous prime is 402245102063627. The next prime is 402245102063659. The reversal of 402245102063653 is 356360201542204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 399291234246529 + 2953867817124 = 19982273^2 + 1718682^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-402245102063653 is a prime.

It is a super-2 number, since 2×402245102063653² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402245102063659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201122551031826 + 201122551031827.

It is an arithmetic number, because the mean of its divisors is an integer number (201122551031827).

Almost surely, 2^{402245102063653} is an apocalyptic number.

It is an amenable number.

402245102063653 is a deficient number, since it is larger than the sum of its proper divisors (1).

402245102063653 is an equidigital number, since it uses as much as digits as its factorization.

402245102063653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1036800, while the sum is 43.

The spelling of 402245102063653 in words is "four hundred two trillion, two hundred forty-five billion, one hundred two million, sixty-three thousand, six hundred fifty-three".