1662342411664 has 40 divisors (see below), whose sum is σ = 3513686359680. Its totient is φ = 755588899200.

The previous prime is 1662342411649. The next prime is 1662342411673. The reversal of 1662342411664 is 4661142432661.

It is a super-3 number, since 3×1662342411664³ (a number of 38 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7311897 + ... + 7535815.

It is an arithmetic number, because the mean of its divisors is an integer number (87842158992).

Almost surely, 2^{1662342411664} is an apocalyptic number.

It is an amenable number.

1662342411664 is an abundant number, since it is smaller than the sum of its proper divisors (1851343948016).

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

1662342411664 is a wasteful number, since it uses less digits than its factorization.

1662342411664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266119 (or 266113 counting only the distinct ones).

The product of its digits is 995328, while the sum is 46.

The spelling of 1662342411664 in words is "one trillion, six hundred sixty-two billion, three hundred forty-two million, four hundred eleven thousand, six hundred sixty-four".