1383440878190 has 128 divisors (see below), whose sum is σ = 2940749107200. Its totient is φ = 468354700800.

The previous prime is 1383440878159. The next prime is 1383440878243. The reversal of 1383440878190 is 918780443831.

It is a super-3 number, since 3×1383440878190³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 105030305 + ... + 105043475.

It is an arithmetic number, because the mean of its divisors is an integer number (22974602400).

Almost surely, 2^{1383440878190} is an apocalyptic number.

1383440878190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1383440878190 is an abundant number, since it is smaller than the sum of its proper divisors (1557308229010).

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

1383440878190 is a wasteful number, since it uses less digits than its factorization.

1383440878190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13583 (or 13569 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 56.

The spelling of 1383440878190 in words is "one trillion, three hundred eighty-three billion, four hundred forty million, eight hundred seventy-eight thousand, one hundred ninety".