2545432276 has 6 divisors (see below), whose sum is σ = 4454506490. Its totient is φ = 1272716136.

The previous prime is 2545432271. The next prime is 2545432277. The reversal of 2545432276 is 6722345452.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2225952400 + 319479876 = 47180^2 + 17874^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2545432271) 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 as a sum of consecutive naturals, namely, 318179031 + ... + 318179038.

Almost surely, 2^2545432276 is an apocalyptic number.

It is an amenable number.

2545432276 is a deficient number, since it is larger than the sum of its proper divisors (1909074214).

2545432276 is a wasteful number, since it uses less digits than its factorization.

2545432276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636358073 (or 636358071 counting only the distinct ones).

The product of its digits is 403200, while the sum is 40.

The square root of 2545432276 is about 50452.2772132240. The cubic root of 2545432276 is about 1365.3809803918.

The spelling of 2545432276 in words is "two billion, five hundred forty-five million, four hundred thirty-two thousand, two hundred seventy-six".