2505540452 has 6 divisors (see below), whose sum is σ = 4384695798. Its totient is φ = 1252770224.

The previous prime is 2505540439. The next prime is 2505540473. The reversal of 2505540452 is 2540455052.

It can be written as a sum of positive squares in only one way, i.e., 2329606756 + 175933696 = 48266^2 + 13264^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313192553 + ... + 313192560.

It is an arithmetic number, because the mean of its divisors is an integer number (730782633).

Almost surely, 2^2505540452 is an apocalyptic number.

It is an amenable number.

2505540452 is a deficient number, since it is larger than the sum of its proper divisors (1879155346).

2505540452 is a wasteful number, since it uses less digits than its factorization.

2505540452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626385117 (or 626385115 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 32.

The square root of 2505540452 is about 50055.3738573592. The cubic root of 2505540452 is about 1358.2106752563.

The spelling of 2505540452 in words is "two billion, five hundred five million, five hundred forty thousand, four hundred fifty-two".