11445501023240 has 32 divisors (see below), whose sum is σ = 25752488690880. Its totient is φ = 4578180606912.

The previous prime is 11445501023239. The next prime is 11445501023251. The reversal of 11445501023240 is 4232010554411.

It is a junction number, because it is equal to n+sod(n) for n = 11445501023197 and 11445501023206.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11842499 + ... + 12772461.

It is an arithmetic number, because the mean of its divisors is an integer number (804765271590).

Almost surely, 2^{11445501023240} is an apocalyptic number.

11445501023240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11445501023240 is an abundant number, since it is smaller than the sum of its proper divisors (14306987667640).

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

11445501023240 is a wasteful number, since it uses less digits than its factorization.

11445501023240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1237661 (or 1237657 counting only the distinct ones).

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

Adding to 11445501023240 its reverse (4232010554411), we get a palindrome (15677511577651).

The spelling of 11445501023240 in words is "eleven trillion, four hundred forty-five billion, five hundred one million, twenty-three thousand, two hundred forty".