3516402745 has 4 divisors (see below), whose sum is σ = 4219683300. Its totient is φ = 2813122192.

The previous prime is 3516402737. The next prime is 3516402763. The reversal of 3516402745 is 5472046153.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2470785849 + 1045616896 = 49707^2 + 32336^2 .

It is a cyclic number.

It is not a de Polignac number, because 3516402745 - 2³ = 3516402737 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 351640270 + ... + 351640279.

It is an arithmetic number, because the mean of its divisors is an integer number (1054920825).

Almost surely, 2^3516402745 is an apocalyptic number.

It is an amenable number.

3516402745 is a deficient number, since it is larger than the sum of its proper divisors (703280555).

3516402745 is an equidigital number, since it uses as much as digits as its factorization.

3516402745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703280554.

The product of its (nonzero) digits is 100800, while the sum is 37.

The square root of 3516402745 is about 59299.2642871731. The cubic root of 3516402745 is about 1520.6626186778.

Adding to 3516402745 its reverse (5472046153), we get a palindrome (8988448898).

The spelling of 3516402745 in words is "three billion, five hundred sixteen million, four hundred two thousand, seven hundred forty-five".