1640503365214 has 32 divisors (see below), whose sum is σ = 2931195211776. Its totient is φ = 673787324160.

The previous prime is 1640503365191. The next prime is 1640503365283. The reversal of 1640503365214 is 4125633050461.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18304627 + ... + 18394030.

It is an arithmetic number, because the mean of its divisors is an integer number (91599850368).

Almost surely, 2^{1640503365214} is an apocalyptic number.

1640503365214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1640503365214 is a deficient number, since it is larger than the sum of its proper divisors (1290691846562).

1640503365214 is a wasteful number, since it uses less digits than its factorization.

1640503365214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36698800.

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 1640503365214 in words is "one trillion, six hundred forty billion, five hundred three million, three hundred sixty-five thousand, two hundred fourteen".