1478376680 has 64 divisors (see below), whose sum is σ = 3633336000. Its totient is φ = 536911360.

The previous prime is 1478376677. The next prime is 1478376721. The reversal of 1478376680 is 866738741.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 459959 + ... + 463161.

It is an arithmetic number, because the mean of its divisors is an integer number (56770875).

Almost surely, 2^1478376680 is an apocalyptic number.

1478376680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1478376680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1816668000).

1478376680 is an abundant number, since it is smaller than the sum of its proper divisors (2154959320).

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

1478376680 is a wasteful number, since it uses less digits than its factorization.

1478376680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4274 (or 4270 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 50.

The square root of 1478376680 is about 38449.6642378058. The cubic root of 1478376680 is about 1139.1870370959.

The spelling of 1478376680 in words is "one billion, four hundred seventy-eight million, three hundred seventy-six thousand, six hundred eighty".