20362534513 has 2 divisors, whose sum is σ = 20362534514. Its totient is φ = 20362534512.

The previous prime is 20362534463. The next prime is 20362534519. The reversal of 20362534513 is 31543526302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12151093824 + 8211440689 = 110232^2 + 90617^2 .

It is a cyclic number.

It is not a de Polignac number, because 20362534513 - 2¹⁷ = 20362403441 is a prime.

It is a super-2 number, since 2×20362534513² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20362534519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10181267256 + 10181267257.

It is an arithmetic number, because the mean of its divisors is an integer number (10181267257).

Almost surely, 2^20362534513 is an apocalyptic number.

It is an amenable number.

20362534513 is a deficient number, since it is larger than the sum of its proper divisors (1).

20362534513 is an equidigital number, since it uses as much as digits as its factorization.

20362534513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 34.

The spelling of 20362534513 in words is "twenty billion, three hundred sixty-two million, five hundred thirty-four thousand, five hundred thirteen".