2617955949 has 16 divisors (see below), whose sum is σ = 4045455360. Its totient is φ = 1474903920.

The previous prime is 2617955941. The next prime is 2617955959. The reversal of 2617955949 is 9495597162.

2617955949 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2617955949 - 2³ = 2617955941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2617955941) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 876429 + ... + 879410.

It is an arithmetic number, because the mean of its divisors is an integer number (252840960).

Almost surely, 2^2617955949 is an apocalyptic number.

It is an amenable number.

2617955949 is a deficient number, since it is larger than the sum of its proper divisors (1427499411).

2617955949 is a wasteful number, since it uses less digits than its factorization.

2617955949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1755920.

The product of its digits is 6123600, while the sum is 57.

The square root of 2617955949 is about 51165.9647519716. The cubic root of 2617955949 is about 1378.2270779084.

It can be divided in two parts, 26179 and 55949, that added together give a palindrome (82128).

The spelling of 2617955949 in words is "two billion, six hundred seventeen million, nine hundred fifty-five thousand, nine hundred forty-nine".