31364260441654 has 32 divisors (see below), whose sum is σ = 55622517698880. Its totient is φ = 12978041868288.

The previous prime is 31364260441561. The next prime is 31364260441727. The reversal of 31364260441654 is 45614406246313.

It is a junction number, because it is equal to n+sod(n) for n = 31364260441598 and 31364260441607.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 19129774 + ... + 20704510.

It is an arithmetic number, because the mean of its divisors is an integer number (1738203678090).

Almost surely, 2^{31364260441654} is an apocalyptic number.

31364260441654 is a deficient number, since it is larger than the sum of its proper divisors (24258257257226).

31364260441654 is a wasteful number, since it uses less digits than its factorization.

31364260441654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1623832.

The product of its (nonzero) digits is 4976640, while the sum is 49.

Adding to 31364260441654 its reverse (45614406246313), we get a palindrome (76978666687967).

The spelling of 31364260441654 in words is "thirty-one trillion, three hundred sixty-four billion, two hundred sixty million, four hundred forty-one thousand, six hundred fifty-four".