2546043423 has 64 divisors (see below), whose sum is σ = 4397137920. Its totient is φ = 1271692800.

The previous prime is 2546043413. The next prime is 2546043431. The reversal of 2546043423 is 3243406452.

2546043423 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2546043423 - 2⁵ = 2546043391 is a prime.

It is a super-2 number, since 2×2546043423² = 12964674223603113858, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2546043413) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1194823 + ... + 1196951.

It is an arithmetic number, because the mean of its divisors is an integer number (68705280).

Almost surely, 2^2546043423 is an apocalyptic number.

2546043423 is a deficient number, since it is larger than the sum of its proper divisors (1851094497).

2546043423 is a wasteful number, since it uses less digits than its factorization.

2546043423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2348.

The product of its (nonzero) digits is 69120, while the sum is 33.

The square root of 2546043423 is about 50458.3335337187. Note that the first 3 decimals coincide. The cubic root of 2546043423 is about 1365.4902456201.

Adding to 2546043423 its reverse (3243406452), we get a palindrome (5789449875).

The spelling of 2546043423 in words is "two billion, five hundred forty-six million, forty-three thousand, four hundred twenty-three".