2546764385 has 16 divisors (see below), whose sum is σ = 3335020992. Its totient is φ = 1851595200.

The previous prime is 2546764379. The next prime is 2546764439. The reversal of 2546764385 is 5834676452.

It is a happy number.

It is not a de Polignac number, because 2546764385 - 2¹⁶ = 2546698849 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 236570 + ... + 247100.

It is an arithmetic number, because the mean of its divisors is an integer number (208438812).

Almost surely, 2^2546764385 is an apocalyptic number.

It is an amenable number.

2546764385 is a deficient number, since it is larger than the sum of its proper divisors (788256607).

2546764385 is a wasteful number, since it uses less digits than its factorization.

2546764385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14944.

The product of its digits is 4838400, while the sum is 50.

The square root of 2546764385 is about 50465.4771601339. The cubic root of 2546764385 is about 1365.6191218810.

The spelling of 2546764385 in words is "two billion, five hundred forty-six million, seven hundred sixty-four thousand, three hundred eighty-five".