3340240431440 has 80 divisors (see below), whose sum is σ = 8555946420096. Its totient is φ = 1202606784000.

The previous prime is 3340240431433. The next prime is 3340240431469. The reversal of 3340240431440 is 441340420433.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×3340240431440² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3340240431397 and 3340240431406.

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, 18701852 + ... + 18879611.

Almost surely, 2^{3340240431440} is an apocalyptic number.

It is an amenable number.

3340240431440 is an abundant number, since it is smaller than the sum of its proper divisors (5215705988656).

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

3340240431440 is a wasteful number, since it uses less digits than its factorization.

3340240431440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37581588 (or 37581582 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 3340240431440 its reverse (441340420433), we get a palindrome (3781580851873).

The spelling of 3340240431440 in words is "three trillion, three hundred forty billion, two hundred forty million, four hundred thirty-one thousand, four hundred forty".