40747047347 has 2 divisors, whose sum is σ = 40747047348. Its totient is φ = 40747047346.

The previous prime is 40747047331. The next prime is 40747047421. The reversal of 40747047347 is 74374074704.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40747047347 - 2⁴ = 40747047331 is a prime.

It is not a weakly prime, because it can be changed into another prime (40747047247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20373523673 + 20373523674.

It is an arithmetic number, because the mean of its divisors is an integer number (20373523674).

Almost surely, 2^40747047347 is an apocalyptic number.

40747047347 is a deficient number, since it is larger than the sum of its proper divisors (1).

40747047347 is an equidigital number, since it uses as much as digits as its factorization.

40747047347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1843968, while the sum is 47.

The spelling of 40747047347 in words is "forty billion, seven hundred forty-seven million, forty-seven thousand, three hundred forty-seven".