1642386617116 has 24 divisors (see below), whose sum is σ = 3284938421856. Its totient is φ = 703844581440.

The previous prime is 1642386617107. The next prime is 1642386617141. The reversal of 1642386617116 is 6117166832461.

It is a congruent number.

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, 904291 + ... + 2025466.

It is an arithmetic number, because the mean of its divisors is an integer number (136872434244).

Almost surely, 2^{1642386617116} is an apocalyptic number.

It is an amenable number.

1642386617116 is an abundant number, since it is smaller than the sum of its proper divisors (1642551804740).

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

1642386617116 is a wasteful number, since it uses less digits than its factorization.

1642386617116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2949789 (or 2949787 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 52.

The spelling of 1642386617116 in words is "one trillion, six hundred forty-two billion, three hundred eighty-six million, six hundred seventeen thousand, one hundred sixteen".