1385477106012 has 36 divisors (see below), whose sum is σ = 3654446861520. Its totient is φ = 441746323392.

The previous prime is 1385477106011. The next prime is 1385477106031. The reversal of 1385477106012 is 2106017745831.

1385477106012 is a `hidden beast` number, since 1 + 38 + 5 + 4 + 7 + 7 + 1 + 0 + 601 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×1385477106012² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1385477106011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 836639937 + ... + 836641592.

It is an arithmetic number, because the mean of its divisors is an integer number (101512412820).

Almost surely, 2^{1385477106012} is an apocalyptic number.

1385477106012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1385477106012 is an abundant number, since it is smaller than the sum of its proper divisors (2268969755508).

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

1385477106012 is a wasteful number, since it uses less digits than its factorization.

1385477106012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1673281562 (or 1673281557 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 45.

The spelling of 1385477106012 in words is "one trillion, three hundred eighty-five billion, four hundred seventy-seven million, one hundred six thousand, twelve".