2146522554 has 24 divisors (see below), whose sum is σ = 5073599232. Its totient is φ = 650461320.

The previous prime is 2146522537. The next prime is 2146522579. The reversal of 2146522554 is 4552256412.

2146522554 is a `hidden beast` number, since 21 + 4 + 65 + 22 + 554 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5420314 + ... + 5420709.

It is an arithmetic number, because the mean of its divisors is an integer number (211399968).

Almost surely, 2^2146522554 is an apocalyptic number.

2146522554 is an abundant number, since it is smaller than the sum of its proper divisors (2927076678).

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

2146522554 is a wasteful number, since it uses less digits than its factorization.

2146522554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10841042 (or 10841039 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

The square root of 2146522554 is about 46330.5790380392. The cubic root of 2146522554 is about 1289.9666585938.

Adding to 2146522554 its reverse (4552256412), we get a palindrome (6698778966).

The spelling of 2146522554 in words is "two billion, one hundred forty-six million, five hundred twenty-two thousand, five hundred fifty-four".