11878357120 has 64 divisors (see below), whose sum is σ = 32453380800. Its totient is φ = 4072578048.

The previous prime is 11878357103. The next prime is 11878357157. The reversal of 11878357120 is 2175387811.

It is a tau number, because it is divible by the number of its divisors (64).

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, 1321230 + ... + 1330189.

It is an arithmetic number, because the mean of its divisors is an integer number (507084075).

Almost surely, 2^11878357120 is an apocalyptic number.

11878357120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11878357120 is an abundant number, since it is smaller than the sum of its proper divisors (20575023680).

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

11878357120 is an equidigital number, since it uses as much as digits as its factorization.

11878357120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2651445 (or 2651433 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 43.

The spelling of 11878357120 in words is "eleven billion, eight hundred seventy-eight million, three hundred fifty-seven thousand, one hundred twenty".