10520253524434 has 4 divisors (see below), whose sum is σ = 15780380286654. Its totient is φ = 5260126762216.

The previous prime is 10520253524411. The next prime is 10520253524441. The reversal of 10520253524434 is 43442535202501.

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., 7968397437225 + 2551856087209 = 2822835^2 + 1597453^2 .

It is a super-2 number, since 2×10520253524434² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2630063381107 + ... + 2630063381110.

Almost surely, 2^{10520253524434} is an apocalyptic number.

10520253524434 is a deficient number, since it is larger than the sum of its proper divisors (5260126762220).

10520253524434 is an equidigital number, since it uses as much as digits as its factorization.

10520253524434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5260126762219.

The product of its (nonzero) digits is 576000, while the sum is 40.

Adding to 10520253524434 its reverse (43442535202501), we get a palindrome (53962788726935).

The spelling of 10520253524434 in words is "ten trillion, five hundred twenty billion, two hundred fifty-three million, five hundred twenty-four thousand, four hundred thirty-four".