667346284445 has 16 divisors (see below), whose sum is σ = 863523823680. Its totient is φ = 493442179200.

The previous prime is 667346284433. The next prime is 667346284459. The reversal of 667346284445 is 544482643766.

It is not a de Polignac number, because 667346284445 - 2²⁸ = 667077848989 is a prime.

It is a congruent number.

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, 85663151 + ... + 85670940.

It is an arithmetic number, because the mean of its divisors is an integer number (53970238980).

Almost surely, 2^667346284445 is an apocalyptic number.

It is an amenable number.

667346284445 is a deficient number, since it is larger than the sum of its proper divisors (196177539235).

667346284445 is a wasteful number, since it uses less digits than its factorization.

667346284445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171334156.

The product of its digits is 92897280, while the sum is 59.

The spelling of 667346284445 in words is "six hundred sixty-seven billion, three hundred forty-six million, two hundred eighty-four thousand, four hundred forty-five".