40022220047 has 2 divisors, whose sum is σ = 40022220048. Its totient is φ = 40022220046.

The previous prime is 40022220011. The next prime is 40022220061. The reversal of 40022220047 is 74002222004.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40022220047 - 2¹² = 40022215951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40022222047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20011110023 + 20011110024.

It is an arithmetic number, because the mean of its divisors is an integer number (20011110024).

Almost surely, 2^40022220047 is an apocalyptic number.

40022220047 is a deficient number, since it is larger than the sum of its proper divisors (1).

40022220047 is an equidigital number, since it uses as much as digits as its factorization.

40022220047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 23.

The spelling of 40022220047 in words is "forty billion, twenty-two million, two hundred twenty thousand, forty-seven".