1063312500 has 168 divisors, whose sum is σ = 3189334176. Its totient is φ = 275600000.

The previous prime is 1063312489. The next prime is 1063312507. The reversal of 1063312500 is 52133601.

It is a super-2 number, since 2×1063312500² = 2261266945312500000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1063312507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 9937447 + ... + 9937553.

It is an arithmetic number, because the mean of its divisors is an integer number (18984132).

Almost surely, 2^1063312500 is an apocalyptic number.

1063312500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1063312500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1594667088).

1063312500 is an abundant number, since it is smaller than the sum of its proper divisors (2126021676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1063312500 is an equidigital number, since it uses as much as digits as its factorization.

1063312500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197 (or 170 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 1063312500 is about 32608.4728253256. The cubic root of 1063312500 is about 1020.6738146783.

The spelling of 1063312500 in words is "one billion, sixty-three million, three hundred twelve thousand, five hundred".