4731223121756 has 12 divisors (see below), whose sum is σ = 8472190241592. Its totient is φ = 2310597338448.

The previous prime is 4731223121753. The next prime is 4731223121761. The reversal of 4731223121756 is 6571213221374.

It is a happy number.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4731223121753) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13753555415 + ... + 13753555758.

It is an arithmetic number, because the mean of its divisors is an integer number (706015853466).

Almost surely, 2^{4731223121756} is an apocalyptic number.

It is an amenable number.

4731223121756 is a deficient number, since it is larger than the sum of its proper divisors (3740967119836).

4731223121756 is a wasteful number, since it uses less digits than its factorization.

4731223121756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27507111220 (or 27507111218 counting only the distinct ones).

The product of its digits is 423360, while the sum is 44.

The spelling of 4731223121756 in words is "four trillion, seven hundred thirty-one billion, two hundred twenty-three million, one hundred twenty-one thousand, seven hundred fifty-six".