1378466760 has 256 divisors, whose sum is σ = 4882083840. Its totient is φ = 307589120.

The previous prime is 1378466741. The next prime is 1378466779. The reversal of 1378466760 is 676648731.

It is an interprime number because it is at equal distance from previous prime (1378466741) and next prime (1378466779).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1054027 + ... + 1055333.

It is an arithmetic number, because the mean of its divisors is an integer number (19070640).

Almost surely, 2^1378466760 is an apocalyptic number.

1378466760 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 1378466760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2441041920).

1378466760 is an abundant number, since it is smaller than the sum of its proper divisors (3503617080).

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

1378466760 is a wasteful number, since it uses less digits than its factorization.

1378466760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1396 (or 1392 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 48.

The square root of 1378466760 is about 37127.7087900668. The cubic root of 1378466760 is about 1112.9238070526.

The spelling of 1378466760 in words is "one billion, three hundred seventy-eight million, four hundred sixty-six thousand, seven hundred sixty".