1081554330000 has 100 divisors (see below), whose sum is σ = 3491401681328. Its totient is φ = 288414480000.

The previous prime is 1081554329971. The next prime is 1081554330053. The reversal of 1081554330000 is 334551801.

1081554330000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 1081554330000.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 17995906 + ... + 18055905.

Almost surely, 2^{1081554330000} is an apocalyptic number.

1081554330000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1081554330000 is an abundant number, since it is smaller than the sum of its proper divisors (2409847351328).

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

1081554330000 is an equidigital number, since it uses as much as digits as its factorization.

1081554330000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36051842 (or 36051821 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 1081554330000 its reverse (334551801), we get a palindrome (1081888881801).

The spelling of 1081554330000 in words is "one trillion, eighty-one billion, five hundred fifty-four million, three hundred thirty thousand".