3545202493 has 4 divisors (see below), whose sum is σ = 4051660000. Its totient is φ = 3038744988.

The previous prime is 3545202373. The next prime is 3545202509. The reversal of 3545202493 is 3942025453.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3545202493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3545200493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253228743 + ... + 253228756.

It is an arithmetic number, because the mean of its divisors is an integer number (1012915000).

Almost surely, 2^3545202493 is an apocalyptic number.

It is an amenable number.

3545202493 is a deficient number, since it is larger than the sum of its proper divisors (506457507).

3545202493 is an equidigital number, since it uses as much as digits as its factorization.

3545202493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506457506.

The product of its (nonzero) digits is 129600, while the sum is 37.

The square root of 3545202493 is about 59541.6030435863. The cubic root of 3545202493 is about 1524.8028042789.

The spelling of 3545202493 in words is "three billion, five hundred forty-five million, two hundred two thousand, four hundred ninety-three".