40225013455493 has 2 divisors, whose sum is σ = 40225013455494. Its totient is φ = 40225013455492.

The previous prime is 40225013455483. The next prime is 40225013455577. The reversal of 40225013455493 is 39455431052204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23714387146564 + 16510626308929 = 4869742^2 + 4063327^2 .

It is a cyclic number.

It is not a de Polignac number, because 40225013455493 - 2¹⁰ = 40225013454469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40225013455423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20112506727746 + 20112506727747.

It is an arithmetic number, because the mean of its divisors is an integer number (20112506727747).

Almost surely, 2^{40225013455493} is an apocalyptic number.

It is an amenable number.

40225013455493 is a deficient number, since it is larger than the sum of its proper divisors (1).

40225013455493 is an equidigital number, since it uses as much as digits as its factorization.

40225013455493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592000, while the sum is 47.

The spelling of 40225013455493 in words is "forty trillion, two hundred twenty-five billion, thirteen million, four hundred fifty-five thousand, four hundred ninety-three".