20022573251669 has 8 divisors (see below), whose sum is σ = 20096673836160. Its totient is φ = 19948474260000.

The previous prime is 20022573251663. The next prime is 20022573251677. The reversal of 20022573251669 is 96615237522002.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20022573251669 is a prime.

It is a super-2 number, since 2×20022573251669² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20022573251663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28720577 + ... + 29409465.

It is an arithmetic number, because the mean of its divisors is an integer number (2512084229520).

Almost surely, 2^{20022573251669} is an apocalyptic number.

It is an amenable number.

20022573251669 is a deficient number, since it is larger than the sum of its proper divisors (74100584491).

20022573251669 is a wasteful number, since it uses less digits than its factorization.

20022573251669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796411.

The product of its (nonzero) digits is 2721600, while the sum is 50.

The spelling of 20022573251669 in words is "twenty trillion, twenty-two billion, five hundred seventy-three million, two hundred fifty-one thousand, six hundred sixty-nine".