654442276420 has 24 divisors (see below), whose sum is σ = 1375844065344. Its totient is φ = 261488284896.

The previous prime is 654442276409. The next prime is 654442276429. The reversal of 654442276420 is 24672244456.

It is not an unprimeable number, because it can be changed into a prime (654442276429) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 18020512 + ... + 18056791.

It is an arithmetic number, because the mean of its divisors is an integer number (57326836056).

Almost surely, 2^654442276420 is an apocalyptic number.

It is an amenable number.

654442276420 is an abundant number, since it is smaller than the sum of its proper divisors (721401788924).

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

654442276420 is a wasteful number, since it uses less digits than its factorization.

654442276420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36078219 (or 36078217 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 46.

The spelling of 654442276420 in words is "six hundred fifty-four billion, four hundred forty-two million, two hundred seventy-six thousand, four hundred twenty".