1381794846620 has 24 divisors (see below), whose sum is σ = 2902112491488. Its totient is φ = 552652545600.

The previous prime is 1381794846613. The next prime is 1381794846631. The reversal of 1381794846620 is 266484971831.

It is a self number, because there is not a number n which added to its sum of digits gives 1381794846620.

It is a congruent number.

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, 3913616 + ... + 4252055.

It is an arithmetic number, because the mean of its divisors is an integer number (120921353812).

Almost surely, 2^{1381794846620} is an apocalyptic number.

1381794846620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1381794846620 is an abundant number, since it is smaller than the sum of its proper divisors (1520317644868).

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

1381794846620 is a wasteful number, since it uses less digits than its factorization.

1381794846620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8174141 (or 8174139 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 59.

The spelling of 1381794846620 in words is "one trillion, three hundred eighty-one billion, seven hundred ninety-four million, eight hundred forty-six thousand, six hundred twenty".