250042420151400 has 192 divisors, whose sum is σ = 808957962126720. Its totient is φ = 63769072435200.

The previous prime is 250042420151387. The next prime is 250042420151443. The reversal of 250042420151400 is 4151024240052.

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 88039944 + ... + 90835656.

It is an arithmetic number, because the mean of its divisors is an integer number (4213322719410).

Almost surely, 2^{250042420151400} is an apocalyptic number.

250042420151400 is a gapful number since it is divisible by the number (20) 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 250042420151400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (404478981063360).

250042420151400 is an abundant number, since it is smaller than the sum of its proper divisors (558915541975320).

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

250042420151400 is a wasteful number, since it uses less digits than its factorization.

250042420151400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2802236 (or 2802227 counting only the distinct ones).

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

Adding to 250042420151400 its reverse (4151024240052), we get a palindrome (254193444391452).

The spelling of 250042420151400 in words is "two hundred fifty trillion, forty-two billion, four hundred twenty million, one hundred fifty-one thousand, four hundred".