15150105243400 has 24 divisors (see below), whose sum is σ = 35223994691370. Its totient is φ = 6060042097280.

The previous prime is 15150105243389. The next prime is 15150105243407. The reversal of 15150105243400 is 434250105151.

It can be written as a sum of positive squares in 3 ways, for example, as 14328692926276 + 821412317124 = 3785326^2 + 906318^2 .

It is not an unprimeable number, because it can be changed into a prime (15150105243407) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37875262909 + ... + 37875263308.

Almost surely, 2^{15150105243400} is an apocalyptic number.

15150105243400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15150105243400 is an abundant number, since it is smaller than the sum of its proper divisors (20073889447970).

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

15150105243400 is a wasteful number, since it uses less digits than its factorization.

15150105243400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75750526233 (or 75750526224 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 15150105243400 its reverse (434250105151), we get a palindrome (15584355348551).

The spelling of 15150105243400 in words is "fifteen trillion, one hundred fifty billion, one hundred five million, two hundred forty-three thousand, four hundred".