40052013427 has 2 divisors, whose sum is σ = 40052013428. Its totient is φ = 40052013426.

The previous prime is 40052013389. The next prime is 40052013473. The reversal of 40052013427 is 72431025004.

40052013427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40052013427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40052013395 and 40052013404.

It is not a weakly prime, because it can be changed into another prime (40052013497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20026006713 + 20026006714.

It is an arithmetic number, because the mean of its divisors is an integer number (20026006714).

Almost surely, 2^40052013427 is an apocalyptic number.

40052013427 is a deficient number, since it is larger than the sum of its proper divisors (1).

40052013427 is an equidigital number, since it uses as much as digits as its factorization.

40052013427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 28.

The spelling of 40052013427 in words is "forty billion, fifty-two million, thirteen thousand, four hundred twenty-seven".