11555461450500 has 192 divisors, whose sum is σ = 38867876925696. Its totient is φ = 2636540160000.

The previous prime is 11555461450471. The next prime is 11555461450501. The reversal of 11555461450500 is 505416455511.

It is not an unprimeable number, because it can be changed into a prime (11555461450501) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 20317471 + ... + 20878470.

It is an arithmetic number, because the mean of its divisors is an integer number (202436858988).

Almost surely, 2^{11555461450500} is an apocalyptic number.

11555461450500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11555461450500 is an abundant number, since it is smaller than the sum of its proper divisors (27312415475196).

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

11555461450500 is a wasteful number, since it uses less digits than its factorization.

11555461450500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41195991 (or 41195979 counting only the distinct ones).

The product of its (nonzero) digits is 300000, while the sum is 42.

The spelling of 11555461450500 in words is "eleven trillion, five hundred fifty-five billion, four hundred sixty-one million, four hundred fifty thousand, five hundred".