11543414450 has 24 divisors (see below), whose sum is σ = 21484809408. Its totient is φ = 4614342480.

The previous prime is 11543414411. The next prime is 11543414453. The reversal of 11543414450 is 5441434511.

It is not an unprimeable number, because it can be changed into a prime (11543414453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2339 + ... + 151961.

It is an arithmetic number, because the mean of its divisors is an integer number (895200392).

Almost surely, 2^11543414450 is an apocalyptic number.

11543414450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11543414450 is a deficient number, since it is larger than the sum of its proper divisors (9941394958).

11543414450 is a wasteful number, since it uses less digits than its factorization.

11543414450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151178 (or 151173 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 11543414450 its reverse (5441434511), we get a palindrome (16984848961).

The spelling of 11543414450 in words is "eleven billion, five hundred forty-three million, four hundred fourteen thousand, four hundred fifty".