654041686140456 has 64 divisors (see below), whose sum is σ = 1651279124436480. Its totient is φ = 215859447161280.

The previous prime is 654041686140379. The next prime is 654041686140499.

654041686140456 is nontrivially palindromic in base 10.

654041686140456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 654041686140456.

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, 64203610 + ... + 73689801.

It is an arithmetic number, because the mean of its divisors is an integer number (25801236319320).

Almost surely, 2^{654041686140456} is an apocalyptic number.

It is an amenable number.

654041686140456 is an abundant number, since it is smaller than the sum of its proper divisors (997237438296024).

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

654041686140456 is a wasteful number, since it uses less digits than its factorization.

654041686140456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137895374 (or 137895370 counting only the distinct ones).

The product of its (nonzero) digits is 66355200, while the sum is 60.

The spelling of 654041686140456 in words is "six hundred fifty-four trillion, forty-one billion, six hundred eighty-six million, one hundred forty thousand, four hundred fifty-six".