2506453515 has 24 divisors (see below), whose sum is σ = 4348601088. Its totient is φ = 1335519360.

The previous prime is 2506453507. The next prime is 2506453529. The reversal of 2506453515 is 5153546052.

2506453515 is a `hidden beast` number, since 2 + 5 + 0 + 645 + 3 + 5 + 1 + 5 = 666.

It is not a de Polignac number, because 2506453515 - 2³ = 2506453507 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2506453515.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23295 + ... + 74535.

It is an arithmetic number, because the mean of its divisors is an integer number (181191712).

Almost surely, 2^2506453515 is an apocalyptic number.

2506453515 is a deficient number, since it is larger than the sum of its proper divisors (1842147573).

2506453515 is a wasteful number, since it uses less digits than its factorization.

2506453515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52339 (or 52336 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The square root of 2506453515 is about 50064.4935558126. The cubic root of 2506453515 is about 1358.3756405038.

Adding to 2506453515 its reverse (5153546052), we get a palindrome (7659999567).

The spelling of 2506453515 in words is "two billion, five hundred six million, four hundred fifty-three thousand, five hundred fifteen".