1641938644414 has 8 divisors (see below), whose sum is σ = 2607784905888. Its totient is φ = 772677009120.

The previous prime is 1641938644337. The next prime is 1641938644439. The reversal of 1641938644414 is 4144468391461.

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

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, 24146156502 + ... + 24146156569.

It is an arithmetic number, because the mean of its divisors is an integer number (325973113236).

Almost surely, 2^{1641938644414} is an apocalyptic number.

1641938644414 is a deficient number, since it is larger than the sum of its proper divisors (965846261474).

1641938644414 is a wasteful number, since it uses less digits than its factorization.

1641938644414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48292313090.

The product of its digits is 7962624, while the sum is 55.

The spelling of 1641938644414 in words is "one trillion, six hundred forty-one billion, nine hundred thirty-eight million, six hundred forty-four thousand, four hundred fourteen".