11420372046528 has 140 divisors (see below), whose sum is σ = 33924243291840. Its totient is φ = 3798842485248.

The previous prime is 11420372046467. The next prime is 11420372046569. The reversal of 11420372046528 is 82564027302411.

11420372046528 is a `hidden beast` number, since 1 + 14 + 2 + 0 + 3 + 72 + 0 + 46 + 528 = 666.

It is a super-2 number, since 2×11420372046528² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 183550 + ... + 4782722.

Almost surely, 2^{11420372046528} is an apocalyptic number.

11420372046528 is a gapful number since it is divisible by the number (18) 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 11420372046528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16962121645920).

11420372046528 is an abundant number, since it is smaller than the sum of its proper divisors (22503871245312).

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

11420372046528 is an equidigital number, since it uses as much as digits as its factorization.

11420372046528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4599676 (or 4599657 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

Adding to 11420372046528 its reverse (82564027302411), we get a palindrome (93984399348939).

The spelling of 11420372046528 in words is "eleven trillion, four hundred twenty billion, three hundred seventy-two million, forty-six thousand, five hundred twenty-eight".