1078451197256 has 32 divisors (see below), whose sum is σ = 2050343981400. Its totient is φ = 531696752640.

The previous prime is 1078451197237. The next prime is 1078451197261. The reversal of 1078451197256 is 6527911548701.

1078451197256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1078411633156 + 39564100 = 1038466^2 + 6290^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1956116 + ... + 2446076.

Almost surely, 2^{1078451197256} is an apocalyptic number.

It is an amenable number.

1078451197256 is a deficient number, since it is larger than the sum of its proper divisors (971892784144).

1078451197256 is a wasteful number, since it uses less digits than its factorization.

1078451197256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493809 (or 493805 counting only the distinct ones).

The product of its (nonzero) digits is 4233600, while the sum is 56.

The spelling of 1078451197256 in words is "one trillion, seventy-eight billion, four hundred fifty-one million, one hundred ninety-seven thousand, two hundred fifty-six".