2546622198 has 12 divisors (see below), whose sum is σ = 5517681468. Its totient is φ = 848874060.

The previous prime is 2546622191. The next prime is 2546622223. The reversal of 2546622198 is 8912266452.

2546622198 is a `hidden beast` number, since 2 + 5 + 4 + 6 + 622 + 19 + 8 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2546622191) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 70739488 + ... + 70739523.

It is an arithmetic number, because the mean of its divisors is an integer number (459806789).

Almost surely, 2^2546622198 is an apocalyptic number.

2546622198 is an abundant number, since it is smaller than the sum of its proper divisors (2971059270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2546622198 is a wasteful number, since it uses less digits than its factorization.

2546622198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141479019 (or 141479016 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 2546622198 is about 50464.0683853373. The cubic root of 2546622198 is about 1365.5937070317.

The spelling of 2546622198 in words is "two billion, five hundred forty-six million, six hundred twenty-two thousand, one hundred ninety-eight".