1386485456 has 40 divisors (see below), whose sum is σ = 2870976960. Its totient is φ = 646352384.

The previous prime is 1386485413. The next prime is 1386485501. The reversal of 1386485456 is 6545846831.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5285 + ... + 52923.

It is an arithmetic number, because the mean of its divisors is an integer number (71774424).

Almost surely, 2^1386485456 is an apocalyptic number.

1386485456 is a gapful number since it is divisible by the number (16) 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 1386485456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1435488480).

1386485456 is an abundant number, since it is smaller than the sum of its proper divisors (1484491504).

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

1386485456 is a wasteful number, since it uses less digits than its factorization.

1386485456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47771 (or 47765 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 50.

The square root of 1386485456 is about 37235.5402270465. The cubic root of 1386485456 is about 1115.0776370160.

The spelling of 1386485456 in words is "one billion, three hundred eighty-six million, four hundred eighty-five thousand, four hundred fifty-six".