20146754565722 has 16 divisors (see below), whose sum is σ = 30273581714400. Its totient is φ = 10055571974640.

The previous prime is 20146754565593. The next prime is 20146754565727. The reversal of 20146754565722 is 22756545764102.

It is not an unprimeable number, because it can be changed into a prime (20146754565727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 736604 + ... + 6390312.

It is an arithmetic number, because the mean of its divisors is an integer number (1892098857150).

Almost surely, 2^{20146754565722} is an apocalyptic number.

20146754565722 is a deficient number, since it is larger than the sum of its proper divisors (10126827148678).

20146754565722 is a wasteful number, since it uses less digits than its factorization.

20146754565722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5656861.

The product of its (nonzero) digits is 28224000, while the sum is 56.

The spelling of 20146754565722 in words is "twenty trillion, one hundred forty-six billion, seven hundred fifty-four million, five hundred sixty-five thousand, seven hundred twenty-two".