5120671645405 has 8 divisors (see below), whose sum is σ = 6144830882784. Its totient is φ = 4096520710800.

The previous prime is 5120671645403. The next prime is 5120671645423. The reversal of 5120671645405 is 5045461760215.

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

It is not a de Polignac number, because 5120671645405 - 2¹ = 5120671645403 is a prime.

It is a super-2 number, since 2×5120671645405² (a number of 26 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 (5120671645403) 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, 626931 + ... + 3261040.

It is an arithmetic number, because the mean of its divisors is an integer number (768103860348).

Almost surely, 2^{5120671645405} is an apocalyptic number.

It is an amenable number.

5120671645405 is a deficient number, since it is larger than the sum of its proper divisors (1024159237379).

5120671645405 is a wasteful number, since it uses less digits than its factorization.

5120671645405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4151387.

The product of its (nonzero) digits is 1008000, while the sum is 46.

The spelling of 5120671645405 in words is "five trillion, one hundred twenty billion, six hundred seventy-one million, six hundred forty-five thousand, four hundred five".