4196891913472 has 144 divisors (see below), whose sum is σ = 8691162826752. Its totient is φ = 2020558510080.

The previous prime is 4196891913451. The next prime is 4196891913493. The reversal of 4196891913472 is 2743191986914.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4196891913451) and next prime (4196891913493).

It is a super-2 number, since 2×4196891913472² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (64).

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, 1550383543 + ... + 1550386249.

It is an arithmetic number, because the mean of its divisors is an integer number (60355297408).

Almost surely, 2^{4196891913472} 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 4196891913472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4345581413376).

4196891913472 is an abundant number, since it is smaller than the sum of its proper divisors (4494270913280).

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

4196891913472 is a wasteful number, since it uses less digits than its factorization.

4196891913472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3664 (or 3650 counting only the distinct ones).

The product of its digits is 23514624, while the sum is 64.

The spelling of 4196891913472 in words is "four trillion, one hundred ninety-six billion, eight hundred ninety-one million, nine hundred thirteen thousand, four hundred seventy-two".