1148782723572 has 192 divisors, whose sum is σ = 3066200137728. Its totient is φ = 331602240000.

The previous prime is 1148782723499. The next prime is 1148782723589. The reversal of 1148782723572 is 2753272878411.

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 71491483 + ... + 71507549.

It is an arithmetic number, because the mean of its divisors is an integer number (15969792384).

Almost surely, 2^{1148782723572} is an apocalyptic number.

1148782723572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1148782723572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1533100068864).

1148782723572 is an abundant number, since it is smaller than the sum of its proper divisors (1917417414156).

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

1148782723572 is a wasteful number, since it uses less digits than its factorization.

1148782723572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16390 (or 16388 counting only the distinct ones).

The product of its digits is 10536960, while the sum is 57.

The spelling of 1148782723572 in words is "one trillion, one hundred forty-eight billion, seven hundred eighty-two million, seven hundred twenty-three thousand, five hundred seventy-two".