654106605112 has 8 divisors (see below), whose sum is σ = 1226449884600. Its totient is φ = 327053302552.

The previous prime is 654106605071. The next prime is 654106605137. The reversal of 654106605112 is 211506601456.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×654106605112² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 40881662812 + ... + 40881662827.

It is an arithmetic number, because the mean of its divisors is an integer number (153306235575).

Almost surely, 2^654106605112 is an apocalyptic number.

It is an amenable number.

654106605112 is a deficient number, since it is larger than the sum of its proper divisors (572343279488).

654106605112 is a wasteful number, since it uses less digits than its factorization.

654106605112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81763325645 (or 81763325641 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 37.

The spelling of 654106605112 in words is "six hundred fifty-four billion, one hundred six million, six hundred five thousand, one hundred twelve".