2545407364 has 12 divisors (see below), whose sum is σ = 4473916300. Its totient is φ = 1267145568.

The previous prime is 2545407299. The next prime is 2545407367. The reversal of 2545407364 is 4637045452.

It can be written as a sum of positive squares in 2 ways, for example, as 988473600 + 1556933764 = 31440^2 + 39458^2 .

It is not an unprimeable number, because it can be changed into a prime (2545407367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1388499 + ... + 1390330.

Almost surely, 2^2545407364 is an apocalyptic number.

It is an amenable number.

2545407364 is a deficient number, since it is larger than the sum of its proper divisors (1928508936).

2545407364 is a wasteful number, since it uses less digits than its factorization.

2545407364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2779062 (or 2779060 counting only the distinct ones).

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

The square root of 2545407364 is about 50452.0303258452. The cubic root of 2545407364 is about 1365.3765260754.

The spelling of 2545407364 in words is "two billion, five hundred forty-five million, four hundred seven thousand, three hundred sixty-four".