454151488 has 112 divisors (see below), whose sum is σ = 1084990464. Its totient is φ = 184504320.

The previous prime is 454151483. The next prime is 454151521. The reversal of 454151488 is 884151454.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×454151488² = 412507148105228288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 454151488.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454151483) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 735756 + ... + 736372.

Almost surely, 2^454151488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 454151488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (542495232).

454151488 is an abundant number, since it is smaller than the sum of its proper divisors (630838976).

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

454151488 is a wasteful number, since it uses less digits than its factorization.

454151488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720 (or 710 counting only the distinct ones).

The product of its digits is 102400, while the sum is 40.

The square root of 454151488 is about 21310.8302982310. The cubic root of 454151488 is about 768.6587591451.

The spelling of 454151488 in words is "four hundred fifty-four million, one hundred fifty-one thousand, four hundred eighty-eight".