1386799755192 has 80 divisors (see below), whose sum is σ = 3885000573960. Its totient is φ = 462185994816.

The previous prime is 1386799755191. The next prime is 1386799755269. The reversal of 1386799755192 is 2915579976831.

1386799755192 is a `hidden beast` number, since 1 + 3 + 8 + 67 + 9 + 9 + 7 + 551 + 9 + 2 = 666.

It is a super-2 number, since 2×1386799755192² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (72) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a self number, because there is not a number n which added to its sum of digits gives 1386799755192.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1386799755191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3592258 + ... + 3959534.

Almost surely, 2^{1386799755192} is an apocalyptic number.

1386799755192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1386799755192 is an abundant number, since it is smaller than the sum of its proper divisors (2498200818768).

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

1386799755192 is a wasteful number, since it uses less digits than its factorization.

1386799755192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373122 (or 373109 counting only the distinct ones).

The product of its digits is 257191200, while the sum is 72.

The spelling of 1386799755192 in words is "one trillion, three hundred eighty-six billion, seven hundred ninety-nine million, seven hundred fifty-five thousand, one hundred ninety-two".