654310344420 has 48 divisors (see below), whose sum is σ = 2035632184320. Its totient is φ = 174482758368.

The previous prime is 654310344407. The next prime is 654310344509. The reversal of 654310344420 is 24443013456.

654310344420 is a `hidden beast` number, since 6 + 543 + 103 + 4 + 4 + 4 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 605842372 + ... + 605843451.

It is an arithmetic number, because the mean of its divisors is an integer number (42409003840).

Almost surely, 2^654310344420 is an apocalyptic number.

654310344420 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

654310344420 is an abundant number, since it is smaller than the sum of its proper divisors (1381321839900).

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

654310344420 is a wasteful number, since it uses less digits than its factorization.

654310344420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1211685841 (or 1211685833 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 654310344420 its reverse (24443013456), we get a palindrome (678753357876).

The spelling of 654310344420 in words is "six hundred fifty-four billion, three hundred ten million, three hundred forty-four thousand, four hundred twenty".