7721364374453 has 8 divisors (see below), whose sum is σ = 7795673458368. Its totient is φ = 7647160175424.

The previous prime is 7721364374431. The next prime is 7721364374459. The reversal of 7721364374453 is 3544734631277.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7721364374453 - 2²⁶ = 7721297265589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7721364374459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26073275 + ... + 26367752.

It is an arithmetic number, because the mean of its divisors is an integer number (974459182296).

Almost surely, 2^{7721364374453} is an apocalyptic number.

It is an amenable number.

7721364374453 is a deficient number, since it is larger than the sum of its proper divisors (74309083915).

7721364374453 is a wasteful number, since it uses less digits than its factorization.

7721364374453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52442443.

The product of its digits is 35562240, while the sum is 56.

The spelling of 7721364374453 in words is "seven trillion, seven hundred twenty-one billion, three hundred sixty-four million, three hundred seventy-four thousand, four hundred fifty-three".