40740278724851 has 2 divisors, whose sum is σ = 40740278724852. Its totient is φ = 40740278724850.

The previous prime is 40740278724763. The next prime is 40740278724853. The reversal of 40740278724851 is 15842787204704.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40740278724851 is a prime.

Together with 40740278724853, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40740278724853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20370139362425 + 20370139362426.

It is an arithmetic number, because the mean of its divisors is an integer number (20370139362426).

Almost surely, 2^{40740278724851} is an apocalyptic number.

40740278724851 is a deficient number, since it is larger than the sum of its proper divisors (1).

40740278724851 is an equidigital number, since it uses as much as digits as its factorization.

40740278724851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28098560, while the sum is 59.

The spelling of 40740278724851 in words is "forty trillion, seven hundred forty billion, two hundred seventy-eight million, seven hundred twenty-four thousand, eight hundred fifty-one".