122353611836557 has 8 divisors (see below), whose sum is σ = 126431389322336. Its totient is φ = 118316409251472.

The previous prime is 122353611836543. The next prime is 122353611836563. The reversal of 122353611836557 is 755638116353221.

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 122353611836557 - 2³⁵ = 122319252098189 is a prime.

It is a super-2 number, since 2×122353611836557² (a number of 29 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 (122353611836527) 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, 10143719043 + ... + 10143731104.

It is an arithmetic number, because the mean of its divisors is an integer number (15803923665292).

Almost surely, 2^{122353611836557} is an apocalyptic number.

It is an amenable number.

122353611836557 is a deficient number, since it is larger than the sum of its proper divisors (4077777485779).

122353611836557 is a wasteful number, since it uses less digits than its factorization.

122353611836557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20287450347.

The product of its digits is 27216000, while the sum is 58.

The spelling of 122353611836557 in words is "one hundred twenty-two trillion, three hundred fifty-three billion, six hundred eleven million, eight hundred thirty-six thousand, five hundred fifty-seven".