156381240600 has 576 divisors, whose sum is σ = 600931225440. Its totient is φ = 37548748800.

The previous prime is 156381240583. The next prime is 156381240623. The reversal of 156381240600 is 6042183651.

It is a happy number.

156381240600 is a `hidden beast` number, since 1 + 5 + 6 + 3 + 8 + 1 + 2 + 40 + 600 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 25900782 + ... + 25906818.

Almost surely, 2^156381240600 is an apocalyptic number.

156381240600 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 156381240600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (300465612720).

156381240600 is an abundant number, since it is smaller than the sum of its proper divisors (444549984840).

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

156381240600 is a wasteful number, since it uses less digits than its factorization.

156381240600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6122 (or 6101 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The spelling of 156381240600 in words is "one hundred fifty-six billion, three hundred eighty-one million, two hundred forty thousand, six hundred".