1640503426614 has 16 divisors (see below), whose sum is σ = 3533391995952. Its totient is φ = 504770285088.

The previous prime is 1640503426591. The next prime is 1640503426621. The reversal of 1640503426614 is 4166243050461.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10516047529 + ... + 10516047684.

It is an arithmetic number, because the mean of its divisors is an integer number (220836999747).

Almost surely, 2^{1640503426614} is an apocalyptic number.

1640503426614 is an abundant number, since it is smaller than the sum of its proper divisors (1892888569338).

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

1640503426614 is a wasteful number, since it uses less digits than its factorization.

1640503426614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21032095231.

The product of its (nonzero) digits is 414720, while the sum is 42.

The spelling of 1640503426614 in words is "one trillion, six hundred forty billion, five hundred three million, four hundred twenty-six thousand, six hundred fourteen".