11425843220 has 24 divisors (see below), whose sum is σ = 26175568608. Its totient is φ = 4154852000.

The previous prime is 11425843213. The next prime is 11425843237. The reversal of 11425843220 is 2234852411.

It is a congruent number.

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, 25967606 + ... + 25968045.

It is an arithmetic number, because the mean of its divisors is an integer number (1090648692).

Almost surely, 2^11425843220 is an apocalyptic number.

11425843220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11425843220 is an abundant number, since it is smaller than the sum of its proper divisors (14749725388).

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

11425843220 is a wasteful number, since it uses less digits than its factorization.

11425843220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51935671 (or 51935669 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The spelling of 11425843220 in words is "eleven billion, four hundred twenty-five million, eight hundred forty-three thousand, two hundred twenty".