454505221542 has 8 divisors (see below), whose sum is σ = 909010443096. Its totient is φ = 151501740512.

The previous prime is 454505221537. The next prime is 454505221543. The reversal of 454505221542 is 245122505454.

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

454505221542 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 454505221542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454505221543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37875435123 + ... + 37875435134.

It is an arithmetic number, because the mean of its divisors is an integer number (113626305387).

Almost surely, 2^454505221542 is an apocalyptic number.

454505221542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

454505221542 is a wasteful number, since it uses less digits than its factorization.

454505221542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75750870262.

The product of its (nonzero) digits is 320000, while the sum is 39.

Adding to 454505221542 its reverse (245122505454), we get a palindrome (699627726996).

The spelling of 454505221542 in words is "four hundred fifty-four billion, five hundred five million, two hundred twenty-one thousand, five hundred forty-two".