1642893339424 has 96 divisors (see below), whose sum is σ = 3605560257600. Its totient is φ = 732312576000.

The previous prime is 1642893339397. The next prime is 1642893339433. The reversal of 1642893339424 is 4249333982461.

It is a hoax number, since the sum of its digits (58) 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 15 ways as a sum of consecutive naturals, for example, 93025507 + ... + 93043165.

It is an arithmetic number, because the mean of its divisors is an integer number (37557919350).

Almost surely, 2^{1642893339424} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1642893339424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1802780128800).

1642893339424 is an abundant number, since it is smaller than the sum of its proper divisors (1962666918176).

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

1642893339424 is a wasteful number, since it uses less digits than its factorization.

1642893339424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26706 (or 26698 counting only the distinct ones).

The product of its digits is 26873856, while the sum is 58.

The spelling of 1642893339424 in words is "one trillion, six hundred forty-two billion, eight hundred ninety-three million, three hundred thirty-nine thousand, four hundred twenty-four".