111857452048 has 10 divisors (see below), whose sum is σ = 216723813374. Its totient is φ = 55928726016.

The previous prime is 111857452033. The next prime is 111857452067. The reversal of 111857452048 is 840254758111.

It can be written as a sum of positive squares in only one way, i.e., 107563009024 + 4294443024 = 327968^2 + 65532^2 .

It is a junction number, because it is equal to n+sod(n) for n = 111857451989 and 111857452007.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3495545361 + ... + 3495545392.

Almost surely, 2^111857452048 is an apocalyptic number.

It is an amenable number.

111857452048 is a deficient number, since it is larger than the sum of its proper divisors (104866361326).

111857452048 is an equidigital number, since it uses as much as digits as its factorization.

111857452048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6991090761 (or 6991090755 counting only the distinct ones).

The product of its (nonzero) digits is 358400, while the sum is 46.

The spelling of 111857452048 in words is "one hundred eleven billion, eight hundred fifty-seven million, four hundred fifty-two thousand, forty-eight".