2495643127 has 4 divisors (see below), whose sum is σ = 2576147776. Its totient is φ = 2415138480.

The previous prime is 2495643121. The next prime is 2495643131. The reversal of 2495643127 is 7213465942.

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

It is a cyclic number.

It is not a de Polignac number, because 2495643127 - 2⁷ = 2495642999 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 (2495643121) 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, 40252278 + ... + 40252339.

It is an arithmetic number, because the mean of its divisors is an integer number (644036944).

Almost surely, 2^2495643127 is an apocalyptic number.

2495643127 is a deficient number, since it is larger than the sum of its proper divisors (80504649).

2495643127 is an equidigital number, since it uses as much as digits as its factorization.

2495643127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80504648.

The product of its digits is 362880, while the sum is 43.

The square root of 2495643127 is about 49956.4122710989. The cubic root of 2495643127 is about 1356.4199249896.

The spelling of 2495643127 in words is "two billion, four hundred ninety-five million, six hundred forty-three thousand, one hundred twenty-seven".