3231523950649 has 2 divisors, whose sum is σ = 3231523950650. Its totient is φ = 3231523950648.

The previous prime is 3231523950623. The next prime is 3231523950757. The reversal of 3231523950649 is 9460593251323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2328202964025 + 903320986624 = 1525845^2 + 950432^2 .

It is a cyclic number.

It is not a de Polignac number, because 3231523950649 - 2¹³ = 3231523942457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3231523950596 and 3231523950605.

It is not a weakly prime, because it can be changed into another prime (3231523920649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1615761975324 + 1615761975325.

It is an arithmetic number, because the mean of its divisors is an integer number (1615761975325).

Almost surely, 2^{3231523950649} is an apocalyptic number.

It is an amenable number.

3231523950649 is a deficient number, since it is larger than the sum of its proper divisors (1).

3231523950649 is an equidigital number, since it uses as much as digits as its factorization.

3231523950649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5248800, while the sum is 52.

The spelling of 3231523950649 in words is "three trillion, two hundred thirty-one billion, five hundred twenty-three million, nine hundred fifty thousand, six hundred forty-nine".