40652263139 has 2 divisors, whose sum is σ = 40652263140. Its totient is φ = 40652263138.

The previous prime is 40652263103. The next prime is 40652263147. The reversal of 40652263139 is 93136225604.

40652263139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40652263139 - 2²⁸ = 40383827683 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 40652263096 and 40652263105.

It is not a weakly prime, because it can be changed into another prime (40652262139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20326131569 + 20326131570.

It is an arithmetic number, because the mean of its divisors is an integer number (20326131570).

Almost surely, 2^40652263139 is an apocalyptic number.

40652263139 is a deficient number, since it is larger than the sum of its proper divisors (1).

40652263139 is an equidigital number, since it uses as much as digits as its factorization.

40652263139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 41.

The spelling of 40652263139 in words is "forty billion, six hundred fifty-two million, two hundred sixty-three thousand, one hundred thirty-nine".