31354340122534 has 16 divisors (see below), whose sum is σ = 55253802174480. Its totient is φ = 13155667184160.

The previous prime is 31354340122529. The next prime is 31354340122583. The reversal of 31354340122534 is 43522104345313.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54815279649 + ... + 54815280220.

It is an arithmetic number, because the mean of its divisors is an integer number (3453362635905).

Almost surely, 2^{31354340122534} is an apocalyptic number.

31354340122534 is a deficient number, since it is larger than the sum of its proper divisors (23899462051946).

31354340122534 is a wasteful number, since it uses less digits than its factorization.

31354340122534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109630559895.

The product of its (nonzero) digits is 518400, while the sum is 40.

Adding to 31354340122534 its reverse (43522104345313), we get a palindrome (74876444467847).

The spelling of 31354340122534 in words is "thirty-one trillion, three hundred fifty-four billion, three hundred forty million, one hundred twenty-two thousand, five hundred thirty-four".