1056481815322 has 4 divisors (see below), whose sum is σ = 1584722722986. Its totient is φ = 528240907660.

The previous prime is 1056481815271. The next prime is 1056481815331. The reversal of 1056481815322 is 2235181846501.

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

It can be written as a sum of positive squares in only one way, i.e., 630961737561 + 425520077761 = 794331^2 + 652319^2 .

It is a super-3 number, since 3×1056481815322³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264120453829 + ... + 264120453832.

Almost surely, 2^{1056481815322} is an apocalyptic number.

1056481815322 is a deficient number, since it is larger than the sum of its proper divisors (528240907664).

1056481815322 is an equidigital number, since it uses as much as digits as its factorization.

1056481815322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528240907663.

The product of its (nonzero) digits is 460800, while the sum is 46.

The spelling of 1056481815322 in words is "one trillion, fifty-six billion, four hundred eighty-one million, eight hundred fifteen thousand, three hundred twenty-two".