1389146854074 has 32 divisors (see below), whose sum is σ = 3178327351680. Its totient is φ = 396507283392.

The previous prime is 1389146854063. The next prime is 1389146854087. The reversal of 1389146854074 is 4704586419831.

It is a junction number, because it is equal to n+sod(n) for n = 1389146853999 and 1389146854017.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16282689 + ... + 16367780.

It is an arithmetic number, because the mean of its divisors is an integer number (99322729740).

Almost surely, 2^{1389146854074} is an apocalyptic number.

1389146854074 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1389146854074 is an abundant number, since it is smaller than the sum of its proper divisors (1789180497606).

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

1389146854074 is a wasteful number, since it uses less digits than its factorization.

1389146854074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32651494.

The product of its (nonzero) digits is 23224320, while the sum is 60.

The spelling of 1389146854074 in words is "one trillion, three hundred eighty-nine billion, one hundred forty-six million, eight hundred fifty-four thousand, seventy-four".