1399719929112 has 80 divisors (see below), whose sum is σ = 3940213266000. Its totient is φ = 464228677440.

The previous prime is 1399719929081. The next prime is 1399719929117. The reversal of 1399719929112 is 2119299179931.

1399719929112 is a `hidden beast` number, since 1 + 399 + 71 + 9 + 92 + 91 + 1 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1399719929112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1399719929117) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5298339 + ... + 5556242.

It is an arithmetic number, because the mean of its divisors is an integer number (49252665825).

Almost surely, 2^{1399719929112} is an apocalyptic number.

1399719929112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1399719929112 is an abundant number, since it is smaller than the sum of its proper divisors (2540493336888).

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

1399719929112 is a wasteful number, since it uses less digits than its factorization.

1399719929112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10854798 (or 10854785 counting only the distinct ones).

The product of its digits is 4960116, while the sum is 63.

The spelling of 1399719929112 in words is "one trillion, three hundred ninety-nine billion, seven hundred nineteen million, nine hundred twenty-nine thousand, one hundred twelve".