1158937369920 has 1344 divisors, whose sum is σ = 4735404011520. Its totient is φ = 257126400000.

The previous prime is 1158937369913. The next prime is 1158937370033. The reversal of 1158937369920 is 299637398511.

1158937369920 is a `hidden beast` number, since 1 + 158 + 9 + 37 + 369 + 92 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 3726486565 + ... + 3726486875.

It is an arithmetic number, because the mean of its divisors is an integer number (3523366080).

Almost surely, 2^{1158937369920} is an apocalyptic number.

1158937369920 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 1158937369920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2367702005760).

1158937369920 is an abundant number, since it is smaller than the sum of its proper divisors (3576466641600).

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

1158937369920 is a wasteful number, since it uses less digits than its factorization.

1158937369920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556 (or 543 counting only the distinct ones).

The product of its (nonzero) digits is 22044960, while the sum is 63.

The spelling of 1158937369920 in words is "one trillion, one hundred fifty-eight billion, nine hundred thirty-seven million, three hundred sixty-nine thousand, nine hundred twenty".