1664038750414 has 16 divisors (see below), whose sum is σ = 2587706089920. Its totient is φ = 801593987040.

The previous prime is 1664038750391. The next prime is 1664038750417. The reversal of 1664038750414 is 4140578304661.

It is a super-3 number, since 3×1664038750414³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1664038750417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30956217 + ... + 31009924.

It is an arithmetic number, because the mean of its divisors is an integer number (161731630620).

Almost surely, 2^{1664038750414} is an apocalyptic number.

1664038750414 is a deficient number, since it is larger than the sum of its proper divisors (923667339506).

1664038750414 is a wasteful number, since it uses less digits than its factorization.

1664038750414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61966635.

The product of its (nonzero) digits is 1935360, while the sum is 49.

The spelling of 1664038750414 in words is "one trillion, six hundred sixty-four billion, thirty-eight million, seven hundred fifty thousand, four hundred fourteen".