100508095643 has 2 divisors, whose sum is σ = 100508095644. Its totient is φ = 100508095642.

The previous prime is 100508095631. The next prime is 100508095693. The reversal of 100508095643 is 346590805001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100508095643 - 2⁶ = 100508095579 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100508095643.

It is not a weakly prime, because it can be changed into another prime (100508095693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50254047821 + 50254047822.

It is an arithmetic number, because the mean of its divisors is an integer number (50254047822).

Almost surely, 2^100508095643 is an apocalyptic number.

100508095643 is a deficient number, since it is larger than the sum of its proper divisors (1).

100508095643 is an equidigital number, since it uses as much as digits as its factorization.

100508095643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 41.

The spelling of 100508095643 in words is "one hundred billion, five hundred eight million, ninety-five thousand, six hundred forty-three".