20141640453 has 16 divisors (see below), whose sum is σ = 29319206400. Its totient is φ = 12197773680.

The previous prime is 20141640439. The next prime is 20141640469. The reversal of 20141640453 is 35404614102.

It is not a de Polignac number, because 20141640453 - 2⁴ = 20141640437 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20141640453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20141640473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187843 + ... + 274896.

It is an arithmetic number, because the mean of its divisors is an integer number (1832450400).

Almost surely, 2^20141640453 is an apocalyptic number.

It is an amenable number.

20141640453 is a deficient number, since it is larger than the sum of its proper divisors (9177565947).

20141640453 is a wasteful number, since it uses less digits than its factorization.

20141640453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464072.

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 20141640453 in words is "twenty billion, one hundred forty-one million, six hundred forty thousand, four hundred fifty-three".