1380400576 has 28 divisors (see below), whose sum is σ = 2741665840. Its totient is φ = 689587200.

The previous prime is 1380400547. The next prime is 1380400603. The reversal of 1380400576 is 6750040831.

It is a super-2 number, since 2×1380400576² = 3811011500442263552, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67885 + ... + 85843.

Almost surely, 2^1380400576 is an apocalyptic number.

1380400576 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1380400576 is a deficient number, since it is larger than the sum of its proper divisors (1361265264).

1380400576 is a wasteful number, since it uses less digits than its factorization.

1380400576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19172 (or 19162 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 1380400576 is about 37153.7424225340. The cubic root of 1380400576 is about 1113.4439947214.

It can be divided in two parts, 1380 and 400576, that added together give a square (401956 = 634²).

The spelling of 1380400576 in words is "one billion, three hundred eighty million, four hundred thousand, five hundred seventy-six".