64114038765511 has 4 divisors (see below), whose sum is σ = 73273187160592. Its totient is φ = 54954890370432.

The previous prime is 64114038765449. The next prime is 64114038765533. The reversal of 64114038765511 is 11556783041146.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 64114038765511 - 2¹³ = 64114038757319 is a prime.

It is a super-2 number, since 2×64114038765511² (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 (64114038765611) 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, 4579574197530 + ... + 4579574197543.

It is an arithmetic number, because the mean of its divisors is an integer number (18318296790148).

Almost surely, 2^{64114038765511} is an apocalyptic number.

64114038765511 is a deficient number, since it is larger than the sum of its proper divisors (9159148395081).

64114038765511 is an equidigital number, since it uses as much as digits as its factorization.

64114038765511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9159148395080.

The product of its (nonzero) digits is 2419200, while the sum is 52.

The spelling of 64114038765511 in words is "sixty-four trillion, one hundred fourteen billion, thirty-eight million, seven hundred sixty-five thousand, five hundred eleven".