2545462678 has 8 divisors (see below), whose sum is σ = 4165302600. Its totient is φ = 1157028480.

The previous prime is 2545462663. The next prime is 2545462687. The reversal of 2545462678 is 8762645452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57851403 + ... + 57851446.

It is an arithmetic number, because the mean of its divisors is an integer number (520662825).

Almost surely, 2^2545462678 is an apocalyptic number.

2545462678 is a deficient number, since it is larger than the sum of its proper divisors (1619839922).

2545462678 is a wasteful number, since it uses less digits than its factorization.

2545462678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115702862.

The product of its digits is 3225600, while the sum is 49.

The square root of 2545462678 is about 50452.5785069505. The cubic root of 2545462678 is about 1365.3864162920.

The spelling of 2545462678 in words is "two billion, five hundred forty-five million, four hundred sixty-two thousand, six hundred seventy-eight".