901950096689 has 2 divisors, whose sum is σ = 901950096690. Its totient is φ = 901950096688.

The previous prime is 901950096599. The next prime is 901950096767. The reversal of 901950096689 is 986690059109.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 768883459600 + 133066637089 = 876860^2 + 364783^2 .

It is an emirp because it is prime and its reverse (986690059109) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-901950096689 is a prime.

It is not a weakly prime, because it can be changed into another prime (901950090689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450975048344 + 450975048345.

It is an arithmetic number, because the mean of its divisors is an integer number (450975048345).

Almost surely, 2^901950096689 is an apocalyptic number.

It is an amenable number.

901950096689 is a deficient number, since it is larger than the sum of its proper divisors (1).

901950096689 is an equidigital number, since it uses as much as digits as its factorization.

901950096689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9447840, while the sum is 62.

The spelling of 901950096689 in words is "nine hundred one billion, nine hundred fifty million, ninety-six thousand, six hundred eighty-nine".