31264231444433 has 16 divisors (see below), whose sum is σ = 33682035394560. Its totient is φ = 28848267267264.

The previous prime is 31264231444393. The next prime is 31264231444447. The reversal of 31264231444433 is 33444413246213.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-31264231444433 is a prime.

It is a super-2 number, since 2×31264231444433² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31264231444463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 389598728 + ... + 389678966.

It is an arithmetic number, because the mean of its divisors is an integer number (2105127212160).

Almost surely, 2^{31264231444433} is an apocalyptic number.

It is an amenable number.

31264231444433 is a deficient number, since it is larger than the sum of its proper divisors (2417803950127).

31264231444433 is a wasteful number, since it uses less digits than its factorization.

31264231444433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91328.

The product of its digits is 1990656, while the sum is 44.

The spelling of 31264231444433 in words is "thirty-one trillion, two hundred sixty-four billion, two hundred thirty-one million, four hundred forty-four thousand, four hundred thirty-three".