1449400464 has 60 divisors (see below), whose sum is σ = 4062240000. Its totient is φ = 482427072.

The previous prime is 1449400457. The next prime is 1449400543. The reversal of 1449400464 is 4640049441.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 96537 + ... + 110535.

It is an arithmetic number, because the mean of its divisors is an integer number (67704000).

Almost surely, 2^1449400464 is an apocalyptic number.

It is an amenable number.

1449400464 is an abundant number, since it is smaller than the sum of its proper divisors (2612839536).

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

1449400464 is a wasteful number, since it uses less digits than its factorization.

1449400464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14732 (or 14723 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 1449400464 is about 38070.9924220528. The cubic root of 1449400464 is about 1131.6951777823.

The spelling of 1449400464 in words is "one billion, four hundred forty-nine million, four hundred thousand, four hundred sixty-four".