921323744373 has 16 divisors (see below), whose sum is σ = 1261499855616. Its totient is φ = 597826134720.

The previous prime is 921323744359. The next prime is 921323744387. The reversal of 921323744373 is 373447323129.

921323744373 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (921323744359) and next prime (921323744387).

It is not a de Polignac number, because 921323744373 - 2⁴ = 921323744357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (921323744773) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18024786 + ... + 18075827.

It is an arithmetic number, because the mean of its divisors is an integer number (78843740976).

Almost surely, 2^921323744373 is an apocalyptic number.

It is an amenable number.

921323744373 is a deficient number, since it is larger than the sum of its proper divisors (340176111243).

921323744373 is a wasteful number, since it uses less digits than its factorization.

921323744373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36100844.

The product of its digits is 2286144, while the sum is 48.

The spelling of 921323744373 in words is "nine hundred twenty-one billion, three hundred twenty-three million, seven hundred forty-four thousand, three hundred seventy-three".