2321667867613 has 16 divisors (see below), whose sum is σ = 2391102996480. Its totient is φ = 2252944807344.

The previous prime is 2321667867611. The next prime is 2321667867637. The reversal of 2321667867613 is 3167687661232.

It is a cyclic number.

It is not a de Polignac number, because 2321667867613 - 2¹ = 2321667867611 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2321667867611) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 19699620 + ... + 19817122.

It is an arithmetic number, because the mean of its divisors is an integer number (149443937280).

Almost surely, 2^{2321667867613} is an apocalyptic number.

It is an amenable number.

2321667867613 is a deficient number, since it is larger than the sum of its proper divisors (69435128867).

2321667867613 is a wasteful number, since it uses less digits than its factorization.

2321667867613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120528.

The product of its digits is 18289152, while the sum is 58.

The spelling of 2321667867613 in words is "two trillion, three hundred twenty-one billion, six hundred sixty-seven million, eight hundred sixty-seven thousand, six hundred thirteen".