949501972201 has 2 divisors, whose sum is σ = 949501972202. Its totient is φ = 949501972200.

The previous prime is 949501972157. The next prime is 949501972229. The reversal of 949501972201 is 102279105949.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 857707515625 + 91794456576 = 926125^2 + 302976^2 .

It is a cyclic number.

It is not a de Polignac number, because 949501972201 - 2²³ = 949493583593 is a prime.

It is not a weakly prime, because it can be changed into another prime (949501972231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474750986100 + 474750986101.

It is an arithmetic number, because the mean of its divisors is an integer number (474750986101).

Almost surely, 2^949501972201 is an apocalyptic number.

It is an amenable number.

949501972201 is a deficient number, since it is larger than the sum of its proper divisors (1).

949501972201 is an equidigital number, since it uses as much as digits as its factorization.

949501972201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 408240, while the sum is 49.

The spelling of 949501972201 in words is "nine hundred forty-nine billion, five hundred one million, nine hundred seventy-two thousand, two hundred one".