31030334304 has 48 divisors (see below), whose sum is σ = 81629166528. Its totient is φ = 10321281152.

The previous prime is 31030334299. The next prime is 31030334323. The reversal of 31030334304 is 40343303013.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301242 + ... + 390905.

It is an arithmetic number, because the mean of its divisors is an integer number (1700607636).

Almost surely, 2^31030334304 is an apocalyptic number.

It is an amenable number.

31030334304 is an abundant number, since it is smaller than the sum of its proper divisors (50598832224).

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

31030334304 is a wasteful number, since it uses less digits than its factorization.

31030334304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 692627 (or 692619 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 31030334304 its reverse (40343303013), we get a palindrome (71373637317).

The spelling of 31030334304 in words is "thirty-one billion, thirty million, three hundred thirty-four thousand, three hundred four".