311040612400404 has 24 divisors (see below), whose sum is σ = 726017249045088. Its totient is φ = 103643658403360.

The previous prime is 311040612400381. The next prime is 311040612400411. The reversal of 311040612400404 is 404004216040113.

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, 4568180802 + ... + 4568248889.

It is an arithmetic number, because the mean of its divisors is an integer number (30250718710212).

Almost surely, 2^{311040612400404} is an apocalyptic number.

It is an amenable number.

311040612400404 is an abundant number, since it is smaller than the sum of its proper divisors (414976636644684).

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

311040612400404 is a wasteful number, since it uses less digits than its factorization.

311040612400404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9136432535 (or 9136432533 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 311040612400404 its reverse (404004216040113), we get a palindrome (715044828440517).

The spelling of 311040612400404 in words is "three hundred eleven trillion, forty billion, six hundred twelve million, four hundred thousand, four hundred four".