53442694327197 has 8 divisors (see below), whose sum is σ = 81436486593856. Its totient is φ = 30538682472672.

The previous prime is 53442694327189. The next prime is 53442694327199. The reversal of 53442694327197 is 79172349624435.

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

It is not a de Polignac number, because 53442694327197 - 2³ = 53442694327189 is a prime.

It is a super-2 number, since 2×53442694327197² (a number of 28 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 (53442694327199) 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, 1272445103008 + ... + 1272445103049.

It is an arithmetic number, because the mean of its divisors is an integer number (10179560824232).

Almost surely, 2^{53442694327197} is an apocalyptic number.

It is an amenable number.

53442694327197 is a deficient number, since it is larger than the sum of its proper divisors (27993792266659).

53442694327197 is a wasteful number, since it uses less digits than its factorization.

53442694327197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2544890206067.

The product of its digits is 274337280, while the sum is 66.

The spelling of 53442694327197 in words is "fifty-three trillion, four hundred forty-two billion, six hundred ninety-four million, three hundred twenty-seven thousand, one hundred ninety-seven".