1639787914014 has 8 divisors (see below), whose sum is σ = 3279575828040. Its totient is φ = 546595971336.

The previous prime is 1639787914003. The next prime is 1639787914021. The reversal of 1639787914014 is 4104197879361.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

1639787914014 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136648992829 + ... + 136648992840.

It is an arithmetic number, because the mean of its divisors is an integer number (409946978505).

Almost surely, 2^{1639787914014} is an apocalyptic number.

1639787914014 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1639787914014 is a wasteful number, since it uses less digits than its factorization.

1639787914014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273297985674.

The product of its (nonzero) digits is 9144576, while the sum is 60.

The spelling of 1639787914014 in words is "one trillion, six hundred thirty-nine billion, seven hundred eighty-seven million, nine hundred fourteen thousand, fourteen".