7282540343723 has 4 divisors (see below), whose sum is σ = 7282546686720. Its totient is φ = 7282534000728.

The previous prime is 7282540343707. The next prime is 7282540343737. The reversal of 7282540343723 is 3273430452827.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 7282540343723 - 2⁴ = 7282540343707 is a prime.

It is a super-2 number, since 2×7282540343723² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7282540343753) 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, 913388 + ... + 3924201.

It is an arithmetic number, because the mean of its divisors is an integer number (1820636671680).

Almost surely, 2^{7282540343723} is an apocalyptic number.

7282540343723 is a deficient number, since it is larger than the sum of its proper divisors (6342997).

7282540343723 is a wasteful number, since it uses less digits than its factorization.

7282540343723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6342996.

The product of its (nonzero) digits is 6773760, while the sum is 50.

The spelling of 7282540343723 in words is "seven trillion, two hundred eighty-two billion, five hundred forty million, three hundred forty-three thousand, seven hundred twenty-three".