7382420518453 has 4 divisors (see below), whose sum is σ = 7384687153740. Its totient is φ = 7380153883168.

The previous prime is 7382420518399. The next prime is 7382420518469. The reversal of 7382420518453 is 3548150242837.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5376123910609 + 2006296607844 = 2318647^2 + 1416438^2 .

It is a cyclic number.

It is not a de Polignac number, because 7382420518453 - 2¹³ = 7382420510261 is a prime.

It is a super-2 number, since 2×7382420518453² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7382420518453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7382420515453) 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, 1133312758 + ... + 1133319271.

It is an arithmetic number, because the mean of its divisors is an integer number (1846171788435).

Almost surely, 2^{7382420518453} is an apocalyptic number.

It is an amenable number.

7382420518453 is a deficient number, since it is larger than the sum of its proper divisors (2266635287).

7382420518453 is a wasteful number, since it uses less digits than its factorization.

7382420518453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2266635286.

The product of its (nonzero) digits is 6451200, while the sum is 52.

The spelling of 7382420518453 in words is "seven trillion, three hundred eighty-two billion, four hundred twenty million, five hundred eighteen thousand, four hundred fifty-three".