3540985344 has 180 divisors, whose sum is σ = 11068544916. Its totient is φ = 1089294336.

The previous prime is 3540985333. The next prime is 3540985351. The reversal of 3540985344 is 4435890453.

It is a self number, because there is not a number n which added to its sum of digits gives 3540985344.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 776479 + ... + 781025.

Almost surely, 2^3540985344 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 3540985344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5534272458).

3540985344 is an abundant number, since it is smaller than the sum of its proper divisors (7527559572).

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

3540985344 is a wasteful number, since it uses less digits than its factorization.

3540985344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4597 (or 4565 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 45.

The square root of 3540985344 is about 59506.1790404997. The cubic root of 3540985344 is about 1524.1979613472.

The spelling of 3540985344 in words is "three billion, five hundred forty million, nine hundred eighty-five thousand, three hundred forty-four".