31040434204552 has 16 divisors (see below), whose sum is σ = 58200932372940. Its totient is φ = 15520185571776.

The previous prime is 31040434204531. The next prime is 31040434204589. The reversal of 31040434204552 is 25540243404013.

It can be written as a sum of positive squares in 2 ways, for example, as 29196666719236 + 1843767485316 = 5403394^2 + 1357854^2 .

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 542718 + ... + 7897810.

Almost surely, 2^{31040434204552} is an apocalyptic number.

It is an amenable number.

31040434204552 is a deficient number, since it is larger than the sum of its proper divisors (27160498168388).

31040434204552 is a wasteful number, since it uses less digits than its factorization.

31040434204552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7882632 (or 7882628 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 37.

Adding to 31040434204552 its reverse (25540243404013), we get a palindrome (56580677608565).

The spelling of 31040434204552 in words is "thirty-one trillion, forty billion, four hundred thirty-four million, two hundred four thousand, five hundred fifty-two".