1380412861725 has 24 divisors (see below), whose sum is σ = 2282316243840. Its totient is φ = 736209339520.

The previous prime is 1380412861721. The next prime is 1380412861771. The reversal of 1380412861725 is 5271682140831.

It is not a de Polignac number, because 1380412861725 - 2² = 1380412861721 is a prime.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1380412861721) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10065817 + ... + 10202033.

It is an arithmetic number, because the mean of its divisors is an integer number (95096510160).

Almost surely, 2^{1380412861725} is an apocalyptic number.

1380412861725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1380412861725 is a deficient number, since it is larger than the sum of its proper divisors (901903382115).

1380412861725 is a wasteful number, since it uses less digits than its factorization.

1380412861725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271349 (or 271344 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 48.

The spelling of 1380412861725 in words is "one trillion, three hundred eighty billion, four hundred twelve million, eight hundred sixty-one thousand, seven hundred twenty-five".