1401664038886 has 8 divisors (see below), whose sum is σ = 2102635776384. Its totient is φ = 700785446760.

The previous prime is 1401664038877. The next prime is 1401664038913. The reversal of 1401664038886 is 6888304661041.

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, 23248710 + ... + 23308921.

It is an arithmetic number, because the mean of its divisors is an integer number (262829472048).

Almost surely, 2^{1401664038886} is an apocalyptic number.

1401664038886 is a deficient number, since it is larger than the sum of its proper divisors (700971737498).

1401664038886 is a wasteful number, since it uses less digits than its factorization.

1401664038886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46572686.

The product of its (nonzero) digits is 5308416, while the sum is 55.

The spelling of 1401664038886 in words is "one trillion, four hundred one billion, six hundred sixty-four million, thirty-eight thousand, eight hundred eighty-six".