1139477981700 has 144 divisors (see below), whose sum is σ = 3323327293440. Its totient is φ = 301433892480.

The previous prime is 1139477981699. The next prime is 1139477981723. The reversal of 1139477981700 is 71897749311.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18826887 + ... + 18887313.

It is an arithmetic number, because the mean of its divisors is an integer number (23078661760).

Almost surely, 2^{1139477981700} is an apocalyptic number.

1139477981700 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 1139477981700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1661663646720).

1139477981700 is an abundant number, since it is smaller than the sum of its proper divisors (2183849311740).

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

1139477981700 is a wasteful number, since it uses less digits than its factorization.

1139477981700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60946 (or 60939 counting only the distinct ones).

The product of its (nonzero) digits is 2667168, while the sum is 57.

The spelling of 1139477981700 in words is "one trillion, one hundred thirty-nine billion, four hundred seventy-seven million, nine hundred eighty-one thousand, seven hundred".