1063944801530 has 48 divisors (see below), whose sum is σ = 2074936781880. Its totient is φ = 392615967744.

The previous prime is 1063944801527. The next prime is 1063944801587. The reversal of 1063944801530 is 351084493601.

It is a Cunningham number, because it is equal to 1031477²+1.

It can be written as a sum of positive squares in 12 ways, for example, as 351289733809 + 712655067721 = 592697^2 + 844189^2 .

It is a super-2 number, since 2×1063944801530² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2783006 + ... + 3142134.

Almost surely, 2^{1063944801530} is an apocalyptic number.

1063944801530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1063944801530 is a deficient number, since it is larger than the sum of its proper divisors (1010991980350).

1063944801530 is a wasteful number, since it uses less digits than its factorization.

1063944801530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360915 (or 360902 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 44.

The spelling of 1063944801530 in words is "one trillion, sixty-three billion, nine hundred forty-four million, eight hundred one thousand, five hundred thirty".