1131044636340 has 72 divisors (see below), whose sum is σ = 3462899338080. Its totient is φ = 298793095104.

The previous prime is 1131044636299. The next prime is 1131044636383. The reversal of 1131044636340 is 436364401311.

1131044636340 is a `hidden beast` number, since 1 + 1 + 3 + 10 + 4 + 4 + 6 + 3 + 634 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1131044636295 and 1131044636304.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29343270 + ... + 29381789.

It is an arithmetic number, because the mean of its divisors is an integer number (48095824140).

Almost surely, 2^{1131044636340} is an apocalyptic number.

1131044636340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1131044636340 is an abundant number, since it is smaller than the sum of its proper divisors (2331854701740).

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

1131044636340 is a wasteful number, since it uses less digits than its factorization.

1131044636340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58725181 (or 58725176 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The spelling of 1131044636340 in words is "one trillion, one hundred thirty-one billion, forty-four million, six hundred thirty-six thousand, three hundred forty".