3722087669840 has 160 divisors (see below), whose sum is σ = 9281073830400. Its totient is φ = 1383300882432.

The previous prime is 3722087669827. The next prime is 3722087669843. The reversal of 3722087669840 is 489667802273.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3722087669843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32973977 + ... + 33086663.

It is an arithmetic number, because the mean of its divisors is an integer number (58006711440).

Almost surely, 2^{3722087669840} 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 3722087669840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4640536915200).

3722087669840 is an abundant number, since it is smaller than the sum of its proper divisors (5558986160560).

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

3722087669840 is a wasteful number, since it uses less digits than its factorization.

3722087669840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113029 (or 113023 counting only the distinct ones).

The product of its (nonzero) digits is 48771072, while the sum is 62.

The spelling of 3722087669840 in words is "three trillion, seven hundred twenty-two billion, eighty-seven million, six hundred sixty-nine thousand, eight hundred forty".