1464449755825 has 12 divisors (see below), whose sum is σ = 2075334511360. Its totient is φ = 1004194118160.

The previous prime is 1464449755819. The next prime is 1464449755897. The reversal of 1464449755825 is 5285579444641.

It is a de Polignac number, because none of the positive numbers 2^k-1464449755825 is a prime.

It is a super-2 number, since 2×1464449755825² (a number of 25 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (64) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4184141985 + ... + 4184142334.

Almost surely, 2^{1464449755825} is an apocalyptic number.

It is an amenable number.

1464449755825 is a deficient number, since it is larger than the sum of its proper divisors (610884755535).

1464449755825 is an equidigital number, since it uses as much as digits as its factorization.

1464449755825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8368284336 (or 8368284331 counting only the distinct ones).

The product of its digits is 193536000, while the sum is 64.

The spelling of 1464449755825 in words is "one trillion, four hundred sixty-four billion, four hundred forty-nine million, seven hundred fifty-five thousand, eight hundred twenty-five".