11941485280 has 48 divisors (see below), whose sum is σ = 28867863024. Its totient is φ = 4665507840.

The previous prime is 11941485277. The next prime is 11941485319. The reversal of 11941485280 is 8258414911.

It is a Harshad number since it is a multiple of its sum of digits (43).

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, 860961 + ... + 874720.

It is an arithmetic number, because the mean of its divisors is an integer number (601413813).

Almost surely, 2^11941485280 is an apocalyptic number.

11941485280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11941485280 is an abundant number, since it is smaller than the sum of its proper divisors (16926377744).

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

11941485280 is a wasteful number, since it uses less digits than its factorization.

11941485280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1735739 (or 1735731 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 43.

The spelling of 11941485280 in words is "eleven billion, nine hundred forty-one million, four hundred eighty-five thousand, two hundred eighty".