20532315514 has 4 divisors (see below), whose sum is σ = 30798473274. Its totient is φ = 10266157756.

The previous prime is 20532315481. The next prime is 20532315521. The reversal of 20532315514 is 41551323502.

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., 17650451025 + 2881864489 = 132855^2 + 53683^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5133078877 + ... + 5133078880.

Almost surely, 2^20532315514 is an apocalyptic number.

20532315514 is a deficient number, since it is larger than the sum of its proper divisors (10266157760).

20532315514 is a wasteful number, since it uses less digits than its factorization.

20532315514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10266157759.

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 20532315514 in words is "twenty billion, five hundred thirty-two million, three hundred fifteen thousand, five hundred fourteen".