5111611571705 has 16 divisors (see below), whose sum is σ = 6264530046720. Its totient is φ = 4002227565312.

The previous prime is 5111611571701. The next prime is 5111611571711. The reversal of 5111611571705 is 5071751161115.

It is a cyclic number.

It is not a de Polignac number, because 5111611571705 - 2² = 5111611571701 is a prime.

It is a super-2 number, since 2×5111611571705² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5111611571701) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27851681 + ... + 28034609.

It is an arithmetic number, because the mean of its divisors is an integer number (391533127920).

Almost surely, 2^{5111611571705} is an apocalyptic number.

It is an amenable number.

5111611571705 is a deficient number, since it is larger than the sum of its proper divisors (1152918475015).

5111611571705 is a wasteful number, since it uses less digits than its factorization.

5111611571705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301888.

The product of its (nonzero) digits is 36750, while the sum is 41.

The spelling of 5111611571705 in words is "five trillion, one hundred eleven billion, six hundred eleven million, five hundred seventy-one thousand, seven hundred five".