2545146422 has 48 divisors (see below), whose sum is σ = 4839966432. Its totient is φ = 982275840.

The previous prime is 2545146413. The next prime is 2545146437. The reversal of 2545146422 is 2246415452.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83888 + ... + 110124.

It is an arithmetic number, because the mean of its divisors is an integer number (100832634).

Almost surely, 2^2545146422 is an apocalyptic number.

2545146422 is a deficient number, since it is larger than the sum of its proper divisors (2294820010).

2545146422 is a wasteful number, since it uses less digits than its factorization.

2545146422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26313 (or 26300 counting only the distinct ones).

The product of its digits is 76800, while the sum is 35.

The square root of 2545146422 is about 50449.4442189406. Note that the first 3 decimals coincide. The cubic root of 2545146422 is about 1365.3298673674.

The spelling of 2545146422 in words is "two billion, five hundred forty-five million, one hundred forty-six thousand, four hundred twenty-two".