1381405053886 has 16 divisors (see below), whose sum is σ = 2434364151408. Its totient is φ = 579610512000.

The previous prime is 1381405053883. The next prime is 1381405053887. The reversal of 1381405053886 is 6883505041831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1381405053883) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2415043515 + ... + 2415044086.

It is an arithmetic number, because the mean of its divisors is an integer number (152147759463).

Almost surely, 2^{1381405053886} is an apocalyptic number.

1381405053886 is a deficient number, since it is larger than the sum of its proper divisors (1052959097522).

1381405053886 is a wasteful number, since it uses less digits than its factorization.

1381405053886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4830087627.

The product of its (nonzero) digits is 2764800, while the sum is 52.

The spelling of 1381405053886 in words is "one trillion, three hundred eighty-one billion, four hundred five million, fifty-three thousand, eight hundred eighty-six".