654054532140 has 48 divisors (see below), whose sum is σ = 1831724764128. Its totient is φ = 174379106304.

The previous prime is 654054532139. The next prime is 654054532253. The reversal of 654054532140 is 41235450456.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 808917 + ... + 1400876.

It is an arithmetic number, because the mean of its divisors is an integer number (38160932586).

Almost surely, 2^654054532140 is an apocalyptic number.

654054532140 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

654054532140 is an abundant number, since it is smaller than the sum of its proper divisors (1177670231988).

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

654054532140 is a wasteful number, since it uses less digits than its factorization.

654054532140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2214738 (or 2214736 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 39.

Adding to 654054532140 its reverse (41235450456), we get a palindrome (695289982596).

The spelling of 654054532140 in words is "six hundred fifty-four billion, fifty-four million, five hundred thirty-two thousand, one hundred forty".