2545133536 has 48 divisors (see below), whose sum is σ = 5593408128. Its totient is φ = 1129968000.

The previous prime is 2545133527. The next prime is 2545133537. The reversal of 2545133536 is 6353315452.

It is a junction number, because it is equal to n+sod(n) for n = 2545133495 and 2545133504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2545133537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68940 + ... + 99211.

It is an arithmetic number, because the mean of its divisors is an integer number (116529336).

Almost surely, 2^2545133536 is an apocalyptic number.

It is an amenable number.

2545133536 is an abundant number, since it is smaller than the sum of its proper divisors (3048274592).

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

2545133536 is a wasteful number, since it uses less digits than its factorization.

2545133536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168215 (or 168207 counting only the distinct ones).

The product of its digits is 162000, while the sum is 37.

The square root of 2545133536 is about 50449.3165067675. The cubic root of 2545133536 is about 1365.3275631555.

Adding to 2545133536 its reverse (6353315452), we get a palindrome (8898448988).

The spelling of 2545133536 in words is "two billion, five hundred forty-five million, one hundred thirty-three thousand, five hundred thirty-six".