40632883189 has 2 divisors, whose sum is σ = 40632883190. Its totient is φ = 40632883188.

The previous prime is 40632883157. The next prime is 40632883229. The reversal of 40632883189 is 98138823604.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28782819025 + 11850064164 = 169655^2 + 108858^2 .

It is a cyclic number.

It is not a de Polignac number, because 40632883189 - 2⁵ = 40632883157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40632883289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20316441594 + 20316441595.

It is an arithmetic number, because the mean of its divisors is an integer number (20316441595).

Almost surely, 2^40632883189 is an apocalyptic number.

It is an amenable number.

40632883189 is a deficient number, since it is larger than the sum of its proper divisors (1).

40632883189 is an equidigital number, since it uses as much as digits as its factorization.

40632883189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1990656, while the sum is 52.

The spelling of 40632883189 in words is "forty billion, six hundred thirty-two million, eight hundred eighty-three thousand, one hundred eighty-nine".