11528357952 has 28 divisors (see below), whose sum is σ = 30502114256. Its totient is φ = 3842785920.

The previous prime is 11528357927. The next prime is 11528357959. The reversal of 11528357952 is 25975382511.

It is a super-3 number, since 3×11528357952³ (a number of 31 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (11528357959) 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 3 ways as a sum of consecutive naturals, for example, 30021574 + ... + 30021957.

Almost surely, 2^11528357952 is an apocalyptic number.

11528357952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11528357952 is an abundant number, since it is smaller than the sum of its proper divisors (18973756304).

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

11528357952 is an equidigital number, since it uses as much as digits as its factorization.

11528357952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60043546 (or 60043536 counting only the distinct ones).

The product of its digits is 756000, while the sum is 48.

The spelling of 11528357952 in words is "eleven billion, five hundred twenty-eight million, three hundred fifty-seven thousand, nine hundred fifty-two".