1063391591801 has 32 divisors (see below), whose sum is σ = 1330585850880. Its totient is φ = 825621048000.

The previous prime is 1063391591753. The next prime is 1063391591807. The reversal of 1063391591801 is 1081951933601.

It is not a de Polignac number, because 1063391591801 - 2⁶ = 1063391591737 is a prime.

It is a super-2 number, since 2×1063391591801² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1063391591807) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38167526 + ... + 38195376.

It is an arithmetic number, because the mean of its divisors is an integer number (41580807840).

Almost surely, 2^{1063391591801} is an apocalyptic number.

1063391591801 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1063391591801 is a deficient number, since it is larger than the sum of its proper divisors (267194259079).

1063391591801 is a wasteful number, since it uses less digits than its factorization.

1063391591801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29645.

The product of its (nonzero) digits is 174960, while the sum is 47.

The spelling of 1063391591801 in words is "one trillion, sixty-three billion, three hundred ninety-one million, five hundred ninety-one thousand, eight hundred one".