1158907875840 has 3200 divisors, whose sum is σ = 5480041754880. Its totient is φ = 231234600960.

The previous prime is 1158907875833. The next prime is 1158907875841. The reversal of 1158907875840 is 485787098511.

1158907875840 is a `hidden beast` number, since 1 + 1 + 589 + 0 + 7 + 8 + 7 + 5 + 8 + 40 = 666.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1158907875841) by changing a digit.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 60995151351 + ... + 60995151369.

Almost surely, 2^{1158907875840} is an apocalyptic number.

1158907875840 is a gapful number since it is divisible by the number (10) 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 1158907875840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2740020877440).

1158907875840 is an abundant number, since it is smaller than the sum of its proper divisors (4321133879040).

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

1158907875840 is a wasteful number, since it uses less digits than its factorization.

1158907875840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117 (or 70 counting only the distinct ones).

The product of its (nonzero) digits is 22579200, while the sum is 63.

The spelling of 1158907875840 in words is "one trillion, one hundred fifty-eight billion, nine hundred seven million, eight hundred seventy-five thousand, eight hundred forty".