1148817377742 has 32 divisors (see below), whose sum is σ = 2342979775104. Its totient is φ = 375435799200.

The previous prime is 1148817377731. The next prime is 1148817377767. The reversal of 1148817377742 is 2477737188411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6687109 + ... + 6856752.

It is an arithmetic number, because the mean of its divisors is an integer number (73218117972).

Almost surely, 2^{1148817377742} is an apocalyptic number.

1148817377742 is an abundant number, since it is smaller than the sum of its proper divisors (1194162397362).

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

1148817377742 is a wasteful number, since it uses less digits than its factorization.

1148817377742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13544144.

The product of its digits is 14751744, while the sum is 60.

The spelling of 1148817377742 in words is "one trillion, one hundred forty-eight billion, eight hundred seventeen million, three hundred seventy-seven thousand, seven hundred forty-two".