3543763725 has 18 divisors (see below), whose sum is σ = 6347274986. Its totient is φ = 1890007200.

The previous prime is 3543763723. The next prime is 3543763841. The reversal of 3543763725 is 5273673453.

3543763725 is a `hidden beast` number, since 3 + 5 + 4 + 3 + 7 + 637 + 2 + 5 = 666.

3543763725 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 18610596 + 3525153129 = 4314^2 + 59373^2 .

It is not a de Polignac number, because 3543763725 - 2¹ = 3543763723 is a prime.

It is a super-2 number, since 2×3543763725² = 25116522677251751250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3543763723) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 7874806 + ... + 7875255.

Almost surely, 2^3543763725 is an apocalyptic number.

It is an amenable number.

3543763725 is a deficient number, since it is larger than the sum of its proper divisors (2803511261).

3543763725 is a wasteful number, since it uses less digits than its factorization.

3543763725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15750077 (or 15750069 counting only the distinct ones).

The product of its digits is 1587600, while the sum is 45.

The square root of 3543763725 is about 59529.5197780059. The cubic root of 3543763725 is about 1524.5965034794.

The spelling of 3543763725 in words is "three billion, five hundred forty-three million, seven hundred sixty-three thousand, seven hundred twenty-five".