40442255224451 has 2 divisors, whose sum is σ = 40442255224452. Its totient is φ = 40442255224450.

The previous prime is 40442255224183. The next prime is 40442255224457. The reversal of 40442255224451 is 15442255224404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40442255224451 - 2²⁶ = 40442188115587 is a prime.

It is not a weakly prime, because it can be changed into another prime (40442255224457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20221127612225 + 20221127612226.

It is an arithmetic number, because the mean of its divisors is an integer number (20221127612226).

Almost surely, 2^{40442255224451} is an apocalyptic number.

40442255224451 is a deficient number, since it is larger than the sum of its proper divisors (1).

40442255224451 is an equidigital number, since it uses as much as digits as its factorization.

40442255224451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2048000, while the sum is 44.

The spelling of 40442255224451 in words is "forty trillion, four hundred forty-two billion, two hundred fifty-five million, two hundred twenty-four thousand, four hundred fifty-one".