4365686445121 has 4 divisors (see below), whose sum is σ = 4467214036912. Its totient is φ = 4264158853332.

The previous prime is 4365686445101. The next prime is 4365686445139. The reversal of 4365686445121 is 1215446865634.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4365686445121 - 2¹¹ = 4365686443073 is a prime.

It is a super-2 number, since 2×4365686445121² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4365686445101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50763795831 + ... + 50763795916.

It is an arithmetic number, because the mean of its divisors is an integer number (1116803509228).

Almost surely, 2^{4365686445121} is an apocalyptic number.

It is an amenable number.

4365686445121 is a deficient number, since it is larger than the sum of its proper divisors (101527591791).

4365686445121 is a wasteful number, since it uses less digits than its factorization.

4365686445121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101527591790.

The product of its digits is 16588800, while the sum is 55.

The spelling of 4365686445121 in words is "four trillion, three hundred sixty-five billion, six hundred eighty-six million, four hundred forty-five thousand, one hundred twenty-one".