7382648647573 has 4 divisors (see below), whose sum is σ = 7582179692140. Its totient is φ = 7183117603008.

The previous prime is 7382648647571. The next prime is 7382648647579. The reversal of 7382648647573 is 3757468462837.

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 3413540770929 + 3969107876644 = 1847577^2 + 1992262^2 .

It is a cyclic number.

It is not a de Polignac number, because 7382648647573 - 2¹ = 7382648647571 is a prime.

It is a super-2 number, since 2×7382648647573² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7382648647571) 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, 99765522228 + ... + 99765522301.

It is an arithmetic number, because the mean of its divisors is an integer number (1895544923035).

Almost surely, 2^{7382648647573} is an apocalyptic number.

It is an amenable number.

7382648647573 is a deficient number, since it is larger than the sum of its proper divisors (199531044567).

7382648647573 is a wasteful number, since it uses less digits than its factorization.

7382648647573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199531044566.

The product of its digits is 1137991680, while the sum is 70.

The spelling of 7382648647573 in words is "seven trillion, three hundred eighty-two billion, six hundred forty-eight million, six hundred forty-seven thousand, five hundred seventy-three".