10040919643 has 2 divisors, whose sum is σ = 10040919644. Its totient is φ = 10040919642.

The previous prime is 10040919587. The next prime is 10040919677. The reversal of 10040919643 is 34691904001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10040919643 - 2¹³ = 10040911451 is a prime.

It is not a weakly prime, because it can be changed into another prime (10040919943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5020459821 + 5020459822.

It is an arithmetic number, because the mean of its divisors is an integer number (5020459822).

Almost surely, 2^10040919643 is an apocalyptic number.

10040919643 is a deficient number, since it is larger than the sum of its proper divisors (1).

10040919643 is an equidigital number, since it uses as much as digits as its factorization.

10040919643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 37.

The spelling of 10040919643 in words is "ten billion, forty million, nine hundred nineteen thousand, six hundred forty-three".