2649182156 has 6 divisors (see below), whose sum is σ = 4636068780. Its totient is φ = 1324591076.

The previous prime is 2649182117. The next prime is 2649182183. The reversal of 2649182156 is 6512819462.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331147766 + ... + 331147773.

It is an arithmetic number, because the mean of its divisors is an integer number (772678130).

Almost surely, 2^2649182156 is an apocalyptic number.

It is an amenable number.

2649182156 is a deficient number, since it is larger than the sum of its proper divisors (1986886624).

2649182156 is a wasteful number, since it uses less digits than its factorization.

2649182156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662295543 (or 662295541 counting only the distinct ones).

The product of its digits is 207360, while the sum is 44.

The square root of 2649182156 is about 51470.2064888028. The cubic root of 2649182156 is about 1383.6851298748.

The spelling of 2649182156 in words is "two billion, six hundred forty-nine million, one hundred eighty-two thousand, one hundred fifty-six".