1478851064 has 16 divisors (see below), whose sum is σ = 2775545520. Its totient is φ = 738705600.

The previous prime is 1478851061. The next prime is 1478851081. The reversal of 1478851064 is 4601588741.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1478851061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81212 + ... + 97739.

It is an arithmetic number, because the mean of its divisors is an integer number (173471595).

Almost surely, 2^1478851064 is an apocalyptic number.

It is an amenable number.

1478851064 is a deficient number, since it is larger than the sum of its proper divisors (1296694456).

1478851064 is a wasteful number, since it uses less digits than its factorization.

1478851064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179990 (or 179986 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 44.

The square root of 1478851064 is about 38455.8326395360. The cubic root of 1478851064 is about 1139.3088721506.

The spelling of 1478851064 in words is "one billion, four hundred seventy-eight million, eight hundred fifty-one thousand, sixty-four".