2547696338 has 16 divisors (see below), whose sum is σ = 4350217536. Its totient is φ = 1107693840.

The previous prime is 2547696331. The next prime is 2547696341. The reversal of 2547696338 is 8336967452.

It is a happy number.

It is a super-2 number, since 2×2547696338² = 12981513261317220488, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2547696338.

It is not an unprimeable number, because it can be changed into a prime (2547696331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2516981 + ... + 2517992.

It is an arithmetic number, because the mean of its divisors is an integer number (271888596).

Almost surely, 2^2547696338 is an apocalyptic number.

2547696338 is a deficient number, since it is larger than the sum of its proper divisors (1802521198).

2547696338 is a wasteful number, since it uses less digits than its factorization.

2547696338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5035009.

The product of its digits is 6531840, while the sum is 53.

The square root of 2547696338 is about 50474.7098852485. The cubic root of 2547696338 is about 1365.7856780068.

The spelling of 2547696338 in words is "two billion, five hundred forty-seven million, six hundred ninety-six thousand, three hundred thirty-eight".