11472749064 has 256 divisors, whose sum is σ = 39355200000. Its totient is φ = 3084770304.

The previous prime is 11472749023. The next prime is 11472749069. The reversal of 11472749064 is 46094727411.

It is not an unprimeable number, because it can be changed into a prime (11472749069) 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 63 ways as a sum of consecutive naturals, for example, 1254942 + ... + 1264050.

It is an arithmetic number, because the mean of its divisors is an integer number (153731250).

Almost surely, 2^11472749064 is an apocalyptic number.

11472749064 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11472749064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19677600000).

11472749064 is an abundant number, since it is smaller than the sum of its proper divisors (27882450936).

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

11472749064 is a wasteful number, since it uses less digits than its factorization.

11472749064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9162 (or 9138 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The spelling of 11472749064 in words is "eleven billion, four hundred seventy-two million, seven hundred forty-nine thousand, sixty-four".