31245343334004 has 24 divisors (see below), whose sum is σ = 73353075970720. Its totient is φ = 10351218036384.

The previous prime is 31245343333973. The next prime is 31245343334059. The reversal of 31245343334004 is 40043334354213.

It is a happy number.

It is a congruent 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, 7987048999 + ... + 7987052910.

Almost surely, 2^{31245343334004} is an apocalyptic number.

It is an amenable number.

31245343334004 is an abundant number, since it is smaller than the sum of its proper divisors (42107732636716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31245343334004 is a wasteful number, since it uses less digits than its factorization.

31245343334004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15974102079 (or 15974102077 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 39.

Adding to 31245343334004 its reverse (40043334354213), we get a palindrome (71288677688217).

The spelling of 31245343334004 in words is "thirty-one trillion, two hundred forty-five billion, three hundred forty-three million, three hundred thirty-four thousand, four".