40062047923 has 2 divisors, whose sum is σ = 40062047924. Its totient is φ = 40062047922.

The previous prime is 40062047911. The next prime is 40062047929. The reversal of 40062047923 is 32974026004.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40062047923 - 2³³ = 31472113331 is a prime.

It is a super-2 number, since 2×40062047923² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40062047929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20031023961 + 20031023962.

It is an arithmetic number, because the mean of its divisors is an integer number (20031023962).

Almost surely, 2^40062047923 is an apocalyptic number.

40062047923 is a deficient number, since it is larger than the sum of its proper divisors (1).

40062047923 is an equidigital number, since it uses as much as digits as its factorization.

40062047923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 37.

The spelling of 40062047923 in words is "forty billion, sixty-two million, forty-seven thousand, nine hundred twenty-three".