3501201952949 has 2 divisors, whose sum is σ = 3501201952950. Its totient is φ = 3501201952948.

The previous prime is 3501201952939. The next prime is 3501201952993. The reversal of 3501201952949 is 9492591021053.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3166684312324 + 334517640625 = 1779518^2 + 578375^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3501201952949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3501201952897 and 3501201952906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3501201952939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1750600976474 + 1750600976475.

It is an arithmetic number, because the mean of its divisors is an integer number (1750600976475).

Almost surely, 2^{3501201952949} is an apocalyptic number.

It is an amenable number.

3501201952949 is a deficient number, since it is larger than the sum of its proper divisors (1).

3501201952949 is an equidigital number, since it uses as much as digits as its factorization.

3501201952949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 874800, while the sum is 50.

The spelling of 3501201952949 in words is "three trillion, five hundred one billion, two hundred one million, nine hundred fifty-two thousand, nine hundred forty-nine".