1249348142592 has 480 divisors, whose sum is σ = 4116355420320. Its totient is φ = 361379266560.

The previous prime is 1249348142569. The next prime is 1249348142639. The reversal of 1249348142592 is 2952418439421.

1249348142592 is a `hidden beast` number, since 1 + 2 + 4 + 9 + 3 + 4 + 8 + 1 + 42 + 592 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 99392884 + ... + 99405452.

It is an arithmetic number, because the mean of its divisors is an integer number (8575740459).

Almost surely, 2^{1249348142592} is an apocalyptic number.

1249348142592 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 1249348142592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2058177710160).

1249348142592 is an abundant number, since it is smaller than the sum of its proper divisors (2867007277728).

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

1249348142592 is a wasteful number, since it uses less digits than its factorization.

1249348142592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12694 (or 12675 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 54.

The spelling of 1249348142592 in words is "one trillion, two hundred forty-nine billion, three hundred forty-eight million, one hundred forty-two thousand, five hundred ninety-two".