40632220471 has 2 divisors, whose sum is σ = 40632220472. Its totient is φ = 40632220470.

The previous prime is 40632220411. The next prime is 40632220481. The reversal of 40632220471 is 17402223604.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40632220471 - 2²³ = 40623831863 is a prime.

It is a super-3 number, since 3×40632220471³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40632220411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20316110235 + 20316110236.

It is an arithmetic number, because the mean of its divisors is an integer number (20316110236).

Almost surely, 2^40632220471 is an apocalyptic number.

40632220471 is a deficient number, since it is larger than the sum of its proper divisors (1).

40632220471 is an equidigital number, since it uses as much as digits as its factorization.

40632220471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 31.

The spelling of 40632220471 in words is "forty billion, six hundred thirty-two million, two hundred twenty thousand, four hundred seventy-one".