1385630090406 has 48 divisors (see below), whose sum is σ = 3144216832848. Its totient is φ = 457303644000.

The previous prime is 1385630090401. The next prime is 1385630090407. The reversal of 1385630090406 is 6040900365831.

1385630090406 is a `hidden beast` number, since 1 + 3 + 8 + 5 + 630 + 0 + 9 + 0 + 4 + 0 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1385630090401) 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, 14065225 + ... + 14163396.

It is an arithmetic number, because the mean of its divisors is an integer number (65504517351).

Almost surely, 2^{1385630090406} is an apocalyptic number.

1385630090406 is an abundant number, since it is smaller than the sum of its proper divisors (1758586742442).

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

1385630090406 is a wasteful number, since it uses less digits than its factorization.

1385630090406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28228739 (or 28228727 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The spelling of 1385630090406 in words is "one trillion, three hundred eighty-five billion, six hundred thirty million, ninety thousand, four hundred six".