5124123012400 has 120 divisors (see below), whose sum is σ = 14079166018560. Its totient is φ = 1755619918080.

The previous prime is 5124123012367. The next prime is 5124123012443. The reversal of 5124123012400 is 42103214215.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3393327 + ... + 4665073.

It is an arithmetic number, because the mean of its divisors is an integer number (117326383488).

Almost surely, 2^{5124123012400} is an apocalyptic number.

5124123012400 is a gapful number since it is divisible by the number (50) 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 5124123012400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7039583009280).

5124123012400 is an abundant number, since it is smaller than the sum of its proper divisors (8955043006160).

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

5124123012400 is a wasteful number, since it uses less digits than its factorization.

5124123012400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1273211 (or 1273200 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 5124123012400 its reverse (42103214215), we get a palindrome (5166226226615).

The spelling of 5124123012400 in words is "five trillion, one hundred twenty-four billion, one hundred twenty-three million, twelve thousand, four hundred".