2546380815 has 32 divisors (see below), whose sum is σ = 4597862400. Its totient is φ = 1192033920.

The previous prime is 2546380801. The next prime is 2546380883. The reversal of 2546380815 is 5180836452.

2546380815 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2546380815 - 2⁷ = 2546380687 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 261295 + ... + 270864.

It is an arithmetic number, because the mean of its divisors is an integer number (143683200).

Almost surely, 2^2546380815 is an apocalyptic number.

2546380815 is a deficient number, since it is larger than the sum of its proper divisors (2051481585).

2546380815 is a wasteful number, since it uses less digits than its factorization.

2546380815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532207.

The product of its (nonzero) digits is 230400, while the sum is 42.

The square root of 2546380815 is about 50461.6766962811. The cubic root of 2546380815 is about 1365.5505594823.

The spelling of 2546380815 in words is "two billion, five hundred forty-six million, three hundred eighty thousand, eight hundred fifteen".