11778484480 has 72 divisors (see below), whose sum is σ = 32243625792. Its totient is φ = 4038334464.

The previous prime is 11778484457. The next prime is 11778484507. The reversal of 11778484480 is 8448487711.

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, 648322 + ... + 666241.

It is an arithmetic number, because the mean of its divisors is an integer number (447828136).

Almost surely, 2^11778484480 is an apocalyptic number.

11778484480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11778484480 is an abundant number, since it is smaller than the sum of its proper divisors (20465141312).

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

11778484480 is an equidigital number, since it uses as much as digits as its factorization.

11778484480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1314591 (or 1314577 counting only the distinct ones).

The product of its (nonzero) digits is 1605632, while the sum is 52.

The spelling of 11778484480 in words is "eleven billion, seven hundred seventy-eight million, four hundred eighty-four thousand, four hundred eighty".