3495837985903 has 2 divisors, whose sum is σ = 3495837985904. Its totient is φ = 3495837985902.

The previous prime is 3495837985891. The next prime is 3495837985921. The reversal of 3495837985903 is 3095897385943.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3495837985903 - 2²¹ = 3495835888751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3495837980903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1747918992951 + 1747918992952.

It is an arithmetic number, because the mean of its divisors is an integer number (1747918992952).

Almost surely, 2^{3495837985903} is an apocalyptic number.

3495837985903 is a deficient number, since it is larger than the sum of its proper divisors (1).

3495837985903 is an equidigital number, since it uses as much as digits as its factorization.

3495837985903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 881798400, while the sum is 73.

The spelling of 3495837985903 in words is "three trillion, four hundred ninety-five billion, eight hundred thirty-seven million, nine hundred eighty-five thousand, nine hundred three".