53422645476721 has 8 divisors (see below), whose sum is σ = 55243017235584. Its totient is φ = 51632362507440.

The previous prime is 53422645476637. The next prime is 53422645476857. The reversal of 53422645476721 is 12767454622435.

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

It is a cyclic number.

It is not a de Polignac number, because 53422645476721 - 2⁷ = 53422645476593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53422645446721) 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, 7522193785 + ... + 7522200886.

It is an arithmetic number, because the mean of its divisors is an integer number (6905377154448).

Almost surely, 2^{53422645476721} is an apocalyptic number.

It is an amenable number.

53422645476721 is a deficient number, since it is larger than the sum of its proper divisors (1820371758863).

53422645476721 is a wasteful number, since it uses less digits than its factorization.

53422645476721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15044394791.

The product of its digits is 67737600, while the sum is 58.

The spelling of 53422645476721 in words is "fifty-three trillion, four hundred twenty-two billion, six hundred forty-five million, four hundred seventy-six thousand, seven hundred twenty-one".