11573155320740 has 48 divisors (see below), whose sum is σ = 26197214840832. Its totient is φ = 4269233782656.

The previous prime is 11573155320641. The next prime is 11573155320743. The reversal of 11573155320740 is 4702355137511.

It is a junction number, because it is equal to n+sod(n) for n = 11573155320691 and 11573155320700.

It is not an unprimeable number, because it can be changed into a prime (11573155320743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20192144 + ... + 20757383.

It is an arithmetic number, because the mean of its divisors is an integer number (545775309184).

Almost surely, 2^{11573155320740} is an apocalyptic number.

11573155320740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11573155320740 is an abundant number, since it is smaller than the sum of its proper divisors (14624059520092).

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

11573155320740 is a wasteful number, since it uses less digits than its factorization.

11573155320740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40950636 (or 40950634 counting only the distinct ones).

The product of its (nonzero) digits is 441000, while the sum is 44.

The spelling of 11573155320740 in words is "eleven trillion, five hundred seventy-three billion, one hundred fifty-five million, three hundred twenty thousand, seven hundred forty".