1383850872680 has 32 divisors (see below), whose sum is σ = 3164708148840. Its totient is φ = 544465916160.

The previous prime is 1383850872673. The next prime is 1383850872697. The reversal of 1383850872680 is 862780583831.

It can be written as a sum of positive squares in 4 ways, for example, as 682682452516 + 701168420164 = 826246^2 + 837358^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283573559 + ... + 283578438.

Almost surely, 2^{1383850872680} is an apocalyptic number.

1383850872680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1383850872680 is an abundant number, since it is smaller than the sum of its proper divisors (1780857276160).

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

1383850872680 is a wasteful number, since it uses less digits than its factorization.

1383850872680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567152069 (or 567152065 counting only the distinct ones).

The product of its (nonzero) digits is 15482880, while the sum is 59.

The spelling of 1383850872680 in words is "one trillion, three hundred eighty-three billion, eight hundred fifty million, eight hundred seventy-two thousand, six hundred eighty".