1642016664312 has 64 divisors (see below), whose sum is σ = 4163747328000. Its totient is φ = 539514756480.

The previous prime is 1642016664307. The next prime is 1642016664373. The reversal of 1642016664312 is 2134666102461.

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, 8077098 + ... + 8277894.

It is an arithmetic number, because the mean of its divisors is an integer number (65058552000).

Almost surely, 2^{1642016664312} is an apocalyptic number.

1642016664312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1642016664312 is an abundant number, since it is smaller than the sum of its proper divisors (2521730663688).

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

1642016664312 is a wasteful number, since it uses less digits than its factorization.

1642016664312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205676 (or 205672 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 42.

The spelling of 1642016664312 in words is "one trillion, six hundred forty-two billion, sixteen million, six hundred sixty-four thousand, three hundred twelve".