11452541550 has 48 divisors (see below), whose sum is σ = 29169946992. Its totient is φ = 2971468800.

The previous prime is 11452541549. The next prime is 11452541557. The reversal of 11452541550 is 5514525411.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11452541557) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1026211 + ... + 1037310.

It is an arithmetic number, because the mean of its divisors is an integer number (607707229).

Almost surely, 2^11452541550 is an apocalyptic number.

11452541550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11452541550 is an abundant number, since it is smaller than the sum of its proper divisors (17717405442).

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

11452541550 is a wasteful number, since it uses less digits than its factorization.

11452541550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2063573 (or 2063568 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 33.

The spelling of 11452541550 in words is "eleven billion, four hundred fifty-two million, five hundred forty-one thousand, five hundred fifty".