3543525612 has 144 divisors (see below), whose sum is σ = 10389899520. Its totient is φ = 1006992000.

The previous prime is 3543525571. The next prime is 3543525653. The reversal of 3543525612 is 2165253453.

3543525612 is a `hidden beast` number, since 3 + 5 + 4 + 35 + 2 + 5 + 612 = 666.

It is an interprime number because it is at equal distance from previous prime (3543525571) and next prime (3543525653).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 757593 + ... + 762255.

It is an arithmetic number, because the mean of its divisors is an integer number (72152080).

Almost surely, 2^3543525612 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 3543525612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5194949760).

3543525612 is an abundant number, since it is smaller than the sum of its proper divisors (6846373908).

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

3543525612 is a wasteful number, since it uses less digits than its factorization.

3543525612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4804 (or 4799 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The square root of 3543525612 is about 59527.5197870699. The cubic root of 3543525612 is about 1524.5623557571.

The spelling of 3543525612 in words is "three billion, five hundred forty-three million, five hundred twenty-five thousand, six hundred twelve".