542151025000 has 192 divisors, whose sum is σ = 1371474720000. Its totient is φ = 199717920000.

The previous prime is 542151024991. The next prime is 542151025001. The reversal of 542151025000 is 520151245.

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

It is not an unprimeable number, because it can be changed into a prime (542151025001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 162173329 + ... + 162176671.

It is an arithmetic number, because the mean of its divisors is an integer number (7143097500).

Almost surely, 2^542151025000 is an apocalyptic number.

542151025000 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 542151025000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (685737360000).

542151025000 is an abundant number, since it is smaller than the sum of its proper divisors (829323695000).

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

542151025000 is a wasteful number, since it uses less digits than its factorization.

542151025000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3886 (or 3862 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 25.

Adding to 542151025000 its reverse (520151245), we get a palindrome (542671176245).

The spelling of 542151025000 in words is "five hundred forty-two billion, one hundred fifty-one million, twenty-five thousand".