1148557238708 has 48 divisors (see below), whose sum is σ = 2250009292608. Its totient is φ = 508469856000.

The previous prime is 1148557238701. The next prime is 1148557238767. The reversal of 1148557238708 is 8078327558411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1148557238701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 516638 + ... + 1601258.

It is an arithmetic number, because the mean of its divisors is an integer number (46875193596).

Almost surely, 2^{1148557238708} is an apocalyptic number.

It is an amenable number.

1148557238708 is a deficient number, since it is larger than the sum of its proper divisors (1101452053900).

1148557238708 is a wasteful number, since it uses less digits than its factorization.

1148557238708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1085264 (or 1085262 counting only the distinct ones).

The product of its (nonzero) digits is 15052800, while the sum is 59.

The spelling of 1148557238708 in words is "one trillion, one hundred forty-eight billion, five hundred fifty-seven million, two hundred thirty-eight thousand, seven hundred eight".