149243953400 has 96 divisors (see below), whose sum is σ = 348616794240. Its totient is φ = 59418802560.

The previous prime is 149243953399. The next prime is 149243953429. The reversal of 149243953400 is 4359342941.

149243953400 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×149243953400² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41374397 + ... + 41378003.

It is an arithmetic number, because the mean of its divisors is an integer number (3631424940).

Almost surely, 2^149243953400 is an apocalyptic number.

149243953400 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 149243953400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174308397120).

149243953400 is an abundant number, since it is smaller than the sum of its proper divisors (199372840840).

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

149243953400 is a wasteful number, since it uses less digits than its factorization.

149243953400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4533 (or 4524 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 44.

The spelling of 149243953400 in words is "one hundred forty-nine billion, two hundred forty-three million, nine hundred fifty-three thousand, four hundred".