1478650464 has 60 divisors (see below), whose sum is σ = 4348677564. Its totient is φ = 492882624.

The previous prime is 1478650423. The next prime is 1478650513. The reversal of 1478650464 is 4640568741.

1478650464 is a `hidden beast` number, since 1 + 4 + 7 + 86 + 504 + 64 = 666.

It is a congruent number.

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 9 ways as a sum of consecutive naturals, for example, 282642 + ... + 287825.

Almost surely, 2^1478650464 is an apocalyptic number.

It is an amenable number.

1478650464 is an abundant number, since it is smaller than the sum of its proper divisors (2870027100).

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

1478650464 is an equidigital number, since it uses as much as digits as its factorization.

1478650464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570489 (or 570472 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The square root of 1478650464 is about 38453.2243641544. The cubic root of 1478650464 is about 1139.2573556502.

The spelling of 1478650464 in words is "one billion, four hundred seventy-eight million, six hundred fifty thousand, four hundred sixty-four".