155152024200 has 288 divisors, whose sum is σ = 539645371200. Its totient is φ = 39900833280.

The previous prime is 155152024193. The next prime is 155152024201. The reversal of 155152024200 is 2420251551.

It is a super-2 number, since 2×155152024200² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (155152024201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 87016509 + ... + 87018291.

It is an arithmetic number, because the mean of its divisors is an integer number (1873768650).

Almost surely, 2^155152024200 is an apocalyptic number.

155152024200 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 155152024200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (269822685600).

155152024200 is an abundant number, since it is smaller than the sum of its proper divisors (384493347000).

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

155152024200 is a wasteful number, since it uses less digits than its factorization.

155152024200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3501 (or 3489 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

Adding to 155152024200 its reverse (2420251551), we get a palindrome (157572275751).

The spelling of 155152024200 in words is "one hundred fifty-five billion, one hundred fifty-two million, twenty-four thousand, two hundred".