158183960400 has 960 divisors, whose sum is σ = 621338009600. Its totient is φ = 38547187200.

The previous prime is 158183960387. The next prime is 158183960453. The reversal of 158183960400 is 4069381851.

158183960400 is a `hidden beast` number, since 1 + 5 + 8 + 1 + 8 + 39 + 604 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 515257047 + ... + 515257353.

Almost surely, 2^158183960400 is an apocalyptic number.

158183960400 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 158183960400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (310669004800).

158183960400 is an abundant number, since it is smaller than the sum of its proper divisors (463154049200).

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

158183960400 is a wasteful number, since it uses less digits than its factorization.

158183960400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396 (or 367 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The spelling of 158183960400 in words is "one hundred fifty-eight billion, one hundred eighty-three million, nine hundred sixty thousand, four hundred".