803447993441 has 8 divisors (see below), whose sum is σ = 864655700904. Its totient is φ = 743789848320.

The previous prime is 803447993423. The next prime is 803447993471. The reversal of 803447993441 is 144399744308.

803447993441 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 256639507216 + 546808486225 = 506596^2 + 739465^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 803447993441 - 2⁶ = 803447993377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (803447993401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 387389510 + ... + 387391583.

It is an arithmetic number, because the mean of its divisors is an integer number (108081962613).

Almost surely, 2^803447993441 is an apocalyptic number.

It is an amenable number.

803447993441 is a deficient number, since it is larger than the sum of its proper divisors (61207707463).

803447993441 is a wasteful number, since it uses less digits than its factorization.

803447993441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 774781171.

The product of its (nonzero) digits is 10450944, while the sum is 56.

The spelling of 803447993441 in words is "eight hundred three billion, four hundred forty-seven million, nine hundred ninety-three thousand, four hundred forty-one".