949889226653 has 2 divisors, whose sum is σ = 949889226654. Its totient is φ = 949889226652.

The previous prime is 949889226529. The next prime is 949889226661. The reversal of 949889226653 is 356622988949.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 736922667364 + 212966559289 = 858442^2 + 461483^2 .

It is a cyclic number.

It is not a de Polignac number, because 949889226653 - 2¹⁸ = 949888964509 is a prime.

It is a super-2 number, since 2×949889226653² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (949889226953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474944613326 + 474944613327.

It is an arithmetic number, because the mean of its divisors is an integer number (474944613327).

Almost surely, 2^949889226653 is an apocalyptic number.

It is an amenable number.

949889226653 is a deficient number, since it is larger than the sum of its proper divisors (1).

949889226653 is an equidigital number, since it uses as much as digits as its factorization.

949889226653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 403107840, while the sum is 71.

The spelling of 949889226653 in words is "nine hundred forty-nine billion, eight hundred eighty-nine million, two hundred twenty-six thousand, six hundred fifty-three".