2545602732 has 36 divisors (see below), whose sum is σ = 6485396736. Its totient is φ = 841851360.

The previous prime is 2545602721. The next prime is 2545602739. The reversal of 2545602732 is 2372065452.

2545602732 is a `hidden beast` number, since 2 + 5 + 45 + 602 + 7 + 3 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (2545602739) 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 11 ways as a sum of consecutive naturals, for example, 273819 + ... + 282962.

Almost surely, 2^2545602732 is an apocalyptic number.

It is an amenable number.

2545602732 is an abundant number, since it is smaller than the sum of its proper divisors (3939794004).

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

2545602732 is a wasteful number, since it uses less digits than its factorization.

2545602732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556918 (or 556913 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

The square root of 2545602732 is about 50453.9664644912. The cubic root of 2545602732 is about 1365.4114574923.

The spelling of 2545602732 in words is "two billion, five hundred forty-five million, six hundred two thousand, seven hundred thirty-two".