31359224286002 has 54 divisors (see below), whose sum is σ = 49667647143933. Its totient is φ = 14848488546144.

The previous prime is 31359224285981. The next prime is 31359224286017. The reversal of 31359224286002 is 20068242295313.

It can be written as a sum of positive squares in 2 ways, for example, as 20304856100281 + 11054368185721 = 4506091^2 + 3324811^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=3959749.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 19489883774 + ... + 19489885382.

Almost surely, 2^{31359224286002} is an apocalyptic number.

31359224286002 is a deficient number, since it is larger than the sum of its proper divisors (18308422857931).

31359224286002 is an frugal number, since it uses more digits than its factorization.

31359224286002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3480 (or 1741 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 47.

The spelling of 31359224286002 in words is "thirty-one trillion, three hundred fifty-nine billion, two hundred twenty-four million, two hundred eighty-six thousand, two".