1454749664 has 24 divisors (see below), whose sum is σ = 2864937600. Its totient is φ = 727146496.

The previous prime is 1454749633. The next prime is 1454749691. The reversal of 1454749664 is 4669474541.

It is a super-2 number, since 2×1454749664² = 4232593169816225792, which contains 22 as substring.

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, 148832 + ... + 158304.

It is an arithmetic number, because the mean of its divisors is an integer number (119372400).

Almost surely, 2^1454749664 is an apocalyptic number.

It is an amenable number.

1454749664 is a deficient number, since it is larger than the sum of its proper divisors (1410187936).

1454749664 is an equidigital number, since it uses as much as digits as its factorization.

1454749664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14282 (or 14274 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 50.

The square root of 1454749664 is about 38141.1806843994. The cubic root of 1454749664 is about 1133.0856910671.

The spelling of 1454749664 in words is "one billion, four hundred fifty-four million, seven hundred forty-nine thousand, six hundred sixty-four".