10523520026 has 8 divisors (see below), whose sum is σ = 15853028724. Its totient is φ = 5239177120.

The previous prime is 10523520023. The next prime is 10523520041. The reversal of 10523520026 is 62002532501.

It can be written as a sum of positive squares in 2 ways, for example, as 9360369001 + 1163151025 = 96749^2 + 34105^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×10523520026² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10523519977 and 10523520004.

It is not an unprimeable number, because it can be changed into a prime (10523520023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11290865 + ... + 11291796.

Almost surely, 2^10523520026 is an apocalyptic number.

10523520026 is a deficient number, since it is larger than the sum of its proper divisors (5329508698).

10523520026 is a wasteful number, since it uses less digits than its factorization.

10523520026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22582896.

The product of its (nonzero) digits is 3600, while the sum is 26.

The spelling of 10523520026 in words is "ten billion, five hundred twenty-three million, five hundred twenty thousand, twenty-six".