2684452052440 has 32 divisors (see below), whose sum is σ = 6040068194160. Its totient is φ = 1073771740800.

The previous prime is 2684452052363. The next prime is 2684452052449. The reversal of 2684452052440 is 442502544862.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2684452052449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6519070 + ... + 6918610.

Almost surely, 2^{2684452052440} is an apocalyptic number.

2684452052440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2684452052440 is an abundant number, since it is smaller than the sum of its proper divisors (3355616141720).

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

2684452052440 is a wasteful number, since it uses less digits than its factorization.

2684452052440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567523 (or 567519 counting only the distinct ones).

The product of its (nonzero) digits is 2457600, while the sum is 46.

The spelling of 2684452052440 in words is "two trillion, six hundred eighty-four billion, four hundred fifty-two million, fifty-two thousand, four hundred forty".