3440400001531 has 2 divisors, whose sum is σ = 3440400001532. Its totient is φ = 3440400001530.

The previous prime is 3440400001471. The next prime is 3440400001537. The reversal of 3440400001531 is 1351000040443.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3440400001531 - 2⁹ = 3440400001019 is a prime.

It is a super-2 number, since 2×3440400001531² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3440400001496 and 3440400001505.

It is not a weakly prime, because it can be changed into another prime (3440400001537) 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, 1720200000765 + 1720200000766.

It is an arithmetic number, because the mean of its divisors is an integer number (1720200000766).

Almost surely, 2^{3440400001531} is an apocalyptic number.

3440400001531 is a deficient number, since it is larger than the sum of its proper divisors (1).

3440400001531 is an equidigital number, since it uses as much as digits as its factorization.

3440400001531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 3440400001531 its reverse (1351000040443), we get a palindrome (4791400041974).

The spelling of 3440400001531 in words is "three trillion, four hundred forty billion, four hundred million, one thousand, five hundred thirty-one".