1214402425500 has 192 divisors, whose sum is σ = 3868772544000. Its totient is φ = 293565184000.

The previous prime is 1214402425469. The next prime is 1214402425529. The reversal of 1214402425500 is 55242044121.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5720251 + ... + 5928749.

It is an arithmetic number, because the mean of its divisors is an integer number (20149857000).

Almost surely, 2^{1214402425500} is an apocalyptic number.

1214402425500 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 1214402425500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1934386272000).

1214402425500 is an abundant number, since it is smaller than the sum of its proper divisors (2654370118500).

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

1214402425500 is a wasteful number, since it uses less digits than its factorization.

1214402425500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208885 (or 208873 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 1214402425500 its reverse (55242044121), we get a palindrome (1269644469621).

The spelling of 1214402425500 in words is "one trillion, two hundred fourteen billion, four hundred two million, four hundred twenty-five thousand, five hundred".