1454225664 has 72 divisors (see below), whose sum is σ = 3890811232. Its totient is φ = 482181120.

The previous prime is 1454225659. The next prime is 1454225699. The reversal of 1454225664 is 4665224541.

It is a super-2 number, since 2×1454225664² = 4229544563672481792, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143319 + ... + 153129.

Almost surely, 2^1454225664 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 1454225664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1945405616).

1454225664 is an abundant number, since it is smaller than the sum of its proper divisors (2436585568).

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

1454225664 is an equidigital number, since it uses as much as digits as its factorization.

1454225664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10023 (or 10009 counting only the distinct ones).

The product of its digits is 230400, while the sum is 39.

The square root of 1454225664 is about 38134.3108499419. The cubic root of 1454225664 is about 1132.9496291226.

The spelling of 1454225664 in words is "one billion, four hundred fifty-four million, two hundred twenty-five thousand, six hundred sixty-four".