20535746314 has 4 divisors (see below), whose sum is σ = 30803619474. Its totient is φ = 10267873156.

The previous prime is 20535746311. The next prime is 20535746419. The reversal of 20535746314 is 41364753502.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10380145689 + 10155600625 = 101883^2 + 100775^2 .

It is not an unprimeable number, because it can be changed into a prime (20535746311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5133936577 + ... + 5133936580.

Almost surely, 2^20535746314 is an apocalyptic number.

20535746314 is a deficient number, since it is larger than the sum of its proper divisors (10267873160).

20535746314 is a wasteful number, since it uses less digits than its factorization.

20535746314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10267873159.

The product of its (nonzero) digits is 302400, while the sum is 40.

The spelling of 20535746314 in words is "twenty billion, five hundred thirty-five million, seven hundred forty-six thousand, three hundred fourteen".