42427512653 has 2 divisors, whose sum is σ = 42427512654. Its totient is φ = 42427512652.

The previous prime is 42427512637. The next prime is 42427512667. The reversal of 42427512653 is 35621572424.

42427512653 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41882850409 + 544662244 = 204653^2 + 23338^2 .

It is a cyclic number.

It is not a de Polignac number, because 42427512653 - 2⁴ = 42427512637 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42427512653.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42427512613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21213756326 + 21213756327.

It is an arithmetic number, because the mean of its divisors is an integer number (21213756327).

Almost surely, 2^42427512653 is an apocalyptic number.

It is an amenable number.

42427512653 is a deficient number, since it is larger than the sum of its proper divisors (1).

42427512653 is an equidigital number, since it uses as much as digits as its factorization.

42427512653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 403200, while the sum is 41.

The spelling of 42427512653 in words is "forty-two billion, four hundred twenty-seven million, five hundred twelve thousand, six hundred fifty-three".