1083987205200 has 180 divisors, whose sum is σ = 3883083454848. Its totient is φ = 279738604800.

The previous prime is 1083987205187. The next prime is 1083987205229. The reversal of 1083987205200 is 25027893801.

It is a happy number.

1083987205200 is a `hidden beast` number, since 10 + 8 + 3 + 98 + 7 + 20 + 520 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (180).

It is a super-2 number, since 2×1083987205200² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4744974 + ... + 4968173.

Almost surely, 2^{1083987205200} is an apocalyptic number.

1083987205200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1083987205200 is an abundant number, since it is smaller than the sum of its proper divisors (2799096249648).

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

1083987205200 is a wasteful number, since it uses less digits than its factorization.

1083987205200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9713202 (or 9713188 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The spelling of 1083987205200 in words is "one trillion, eighty-three billion, nine hundred eighty-seven million, two hundred five thousand, two hundred".