654438848042 has 192 divisors, whose sum is σ = 1285949592576. Its totient is φ = 247797688320.

The previous prime is 654438848017. The next prime is 654438848051. The reversal of 654438848042 is 240848834456.

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 95 ways as a sum of consecutive naturals, for example, 348661208 + ... + 348663084.

It is an arithmetic number, because the mean of its divisors is an integer number (6697654128).

Almost surely, 2^654438848042 is an apocalyptic number.

654438848042 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

654438848042 is a deficient number, since it is larger than the sum of its proper divisors (631510744534).

654438848042 is a wasteful number, since it uses less digits than its factorization.

654438848042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2141 (or 2134 counting only the distinct ones).

The product of its (nonzero) digits is 23592960, while the sum is 56.

The spelling of 654438848042 in words is "six hundred fifty-four billion, four hundred thirty-eight million, eight hundred forty-eight thousand, forty-two".