454424521400 has 96 divisors (see below), whose sum is σ = 1120558860000. Its totient is φ = 170791096320.

The previous prime is 454424521373. The next prime is 454424521427. The reversal of 454424521400 is 4125424454.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (454424521373) and next prime (454424521427).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1925036 + ... + 2148164.

It is an arithmetic number, because the mean of its divisors is an integer number (11672488125).

Almost surely, 2^454424521400 is an apocalyptic number.

454424521400 is a gapful number since it is divisible by the number (40) 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 454424521400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (560279430000).

454424521400 is an abundant number, since it is smaller than the sum of its proper divisors (666134338600).

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

454424521400 is a wasteful number, since it uses less digits than its factorization.

454424521400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223761 (or 223752 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 35.

Adding to 454424521400 its reverse (4125424454), we get a palindrome (458549945854).

The spelling of 454424521400 in words is "four hundred fifty-four billion, four hundred twenty-four million, five hundred twenty-one thousand, four hundred".