949999999949 has 36 divisors (see below), whose sum is σ = 1308137423292. Its totient is φ = 683316627840.

The previous prime is 949999999931. The next prime is 949999999961.

949999999949 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 507300062500 + 442699937449 = 712250^2 + 665357^2 .

It is not a de Polignac number, because 949999999949 - 2²⁰ = 949998951373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (949999999549) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 6085592 + ... + 6239745.

It is an arithmetic number, because the mean of its divisors is an integer number (36337150647).

Almost surely, 2^949999999949 is an apocalyptic number.

It is an amenable number.

949999999949 is a deficient number, since it is larger than the sum of its proper divisors (358137423343).

949999999949 is a wasteful number, since it uses less digits than its factorization.

949999999949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12325386 (or 12325368 counting only the distinct ones).

The product of its digits is 55788550416, while the sum is 98.

The spelling of 949999999949 in words is "nine hundred forty-nine billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred forty-nine".