2525415463 has 4 divisors (see below), whose sum is σ = 2533641880. Its totient is φ = 2517189048.

The previous prime is 2525415449. The next prime is 2525415481. The reversal of 2525415463 is 3645145252.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2525415463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2525415863) 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, 4112748 + ... + 4113361.

It is an arithmetic number, because the mean of its divisors is an integer number (633410470).

Almost surely, 2^2525415463 is an apocalyptic number.

2525415463 is a deficient number, since it is larger than the sum of its proper divisors (8226417).

2525415463 is an equidigital number, since it uses as much as digits as its factorization.

2525415463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8226416.

The product of its digits is 144000, while the sum is 37.

The square root of 2525415463 is about 50253.5119469276. The cubic root of 2525415463 is about 1361.7925222832.

The spelling of 2525415463 in words is "two billion, five hundred twenty-five million, four hundred fifteen thousand, four hundred sixty-three".