5142121000454 has 8 divisors (see below), whose sum is σ = 7713290553528. Its totient is φ = 2571024149280.

The previous prime is 5142121000363. The next prime is 5142121000481. The reversal of 5142121000454 is 4540001212415.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×5142121000454² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17998307 + ... + 18281774.

It is an arithmetic number, because the mean of its divisors is an integer number (964161319191).

Almost surely, 2^{5142121000454} is an apocalyptic number.

5142121000454 is a deficient number, since it is larger than the sum of its proper divisors (2571169553074).

5142121000454 is a wasteful number, since it uses less digits than its factorization.

5142121000454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36350950.

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 5142121000454 its reverse (4540001212415), we get a palindrome (9682122212869).

The spelling of 5142121000454 in words is "five trillion, one hundred forty-two billion, one hundred twenty-one million, four hundred fifty-four", and thus it is an aban number.