11454111250 has 80 divisors (see below), whose sum is σ = 23023630080. Its totient is φ = 4256928000.

The previous prime is 11454111217. The next prime is 11454111257. The reversal of 11454111250 is 5211145411.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (11454111257) 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 39 ways as a sum of consecutive naturals, for example, 1675339 + ... + 1682161.

It is an arithmetic number, because the mean of its divisors is an integer number (287795376).

Almost surely, 2^11454111250 is an apocalyptic number.

11454111250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11454111250 is an abundant number, since it is smaller than the sum of its proper divisors (11569518830).

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

11454111250 is an equidigital number, since it uses as much as digits as its factorization.

11454111250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6941 (or 6926 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 25.

Adding to 11454111250 its reverse (5211145411), we get a palindrome (16665256661).

The spelling of 11454111250 in words is "eleven billion, four hundred fifty-four million, one hundred eleven thousand, two hundred fifty".