2546412646 has 8 divisors (see below), whose sum is σ = 3820055904. Its totient is φ = 1273060680.

The previous prime is 2546412641. The next prime is 2546412647. The reversal of 2546412646 is 6462146452.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 2546412599 and 2546412608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2546412641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49470 + ... + 86833.

It is an arithmetic number, because the mean of its divisors is an integer number (477506988).

Almost surely, 2^2546412646 is an apocalyptic number.

2546412646 is a deficient number, since it is larger than the sum of its proper divisors (1273643258).

2546412646 is a wasteful number, since it uses less digits than its factorization.

2546412646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145646.

The product of its digits is 276480, while the sum is 40.

The square root of 2546412646 is about 50461.9920930595. The cubic root of 2546412646 is about 1365.5562494742.

The spelling of 2546412646 in words is "two billion, five hundred forty-six million, four hundred twelve thousand, six hundred forty-six".