22526820532645 has 16 divisors (see below), whose sum is σ = 31758091045632. Its totient is φ = 15122900496960.

The previous prime is 22526820532639. The next prime is 22526820532649. The reversal of 22526820532645 is 54623502862522.

It is not a de Polignac number, because 22526820532645 - 2¹⁵ = 22526820499877 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22526820532592 and 22526820532601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22526820532649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15753020637 + ... + 15753022066.

It is an arithmetic number, because the mean of its divisors is an integer number (1984880690352).

Almost surely, 2^{22526820532645} is an apocalyptic number.

It is an amenable number.

22526820532645 is a deficient number, since it is larger than the sum of its proper divisors (9231270512987).

22526820532645 is a wasteful number, since it uses less digits than its factorization.

22526820532645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31506042732.

The product of its (nonzero) digits is 13824000, while the sum is 52.

The spelling of 22526820532645 in words is "twenty-two trillion, five hundred twenty-six billion, eight hundred twenty million, five hundred thirty-two thousand, six hundred forty-five".