2545729550272 has 56 divisors (see below), whose sum is σ = 5197957896672. Its totient is φ = 1236483456000.

The previous prime is 2545729550251. The next prime is 2545729550321. The reversal of 2545729550272 is 2720559275452.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3372804 + ... + 4057987.

Almost surely, 2^{2545729550272} is an apocalyptic number.

It is an amenable number.

2545729550272 is an abundant number, since it is smaller than the sum of its proper divisors (2652228346400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2545729550272 is a wasteful number, since it uses less digits than its factorization.

2545729550272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7430957 (or 7430947 counting only the distinct ones).

The product of its (nonzero) digits is 17640000, while the sum is 55.

The spelling of 2545729550272 in words is "two trillion, five hundred forty-five billion, seven hundred twenty-nine million, five hundred fifty thousand, two hundred seventy-two".