31344314402 has 16 divisors (see below), whose sum is σ = 49504703040. Its totient is φ = 14843202768.

The previous prime is 31344314399. The next prime is 31344314413. The reversal of 31344314402 is 20441344313.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27563 + ... + 251889.

It is an arithmetic number, because the mean of its divisors is an integer number (3094043940).

Almost surely, 2^31344314402 is an apocalyptic number.

31344314402 is a deficient number, since it is larger than the sum of its proper divisors (18160388638).

31344314402 is a wasteful number, since it uses less digits than its factorization.

31344314402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228025.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 31344314402 its reverse (20441344313), we get a palindrome (51785658715).

The spelling of 31344314402 in words is "thirty-one billion, three hundred forty-four million, three hundred fourteen thousand, four hundred two".