7493446357056 has 189 divisors, whose sum is σ = 23610998256573. Its totient is φ = 2270522327040.

The previous prime is 7493446357039. The next prime is 7493446357057. The reversal of 7493446357056 is 6507536443947.

It is a happy number.

The square root of 7493446357056 is 2737416.

It is a perfect power (a square), and thus also a powerful number.

7493446357056 is a `hidden beast` number, since 7 + 4 + 9 + 3 + 4 + 4 + 6 + 3 + 570 + 56 = 666.

It can be written as a sum of positive squares in only one way, i.e., 411886702656 + 7081559654400 = 641784^2 + 2661120^2 .

It is a junction number, because it is equal to n+sod(n) for n = 7493446356984 and 7493446357002.

It is not an unprimeable number, because it can be changed into a prime (7493446357057) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 722672640 + ... + 722683008.

Almost surely, 2^{7493446357056} is an apocalyptic number.

7493446357056 is the 2737416-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7493446357056

7493446357056 is an abundant number, since it is smaller than the sum of its proper divisors (16117551899517).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7493446357056 is an equidigital number, since it uses as much as digits as its factorization.

7493446357056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20778 (or 10385 counting only the distinct ones).

The product of its (nonzero) digits is 228614400, while the sum is 63.

The spelling of 7493446357056 in words is "seven trillion, four hundred ninety-three billion, four hundred forty-six million, three hundred fifty-seven thousand, fifty-six".