12377377208495 has 16 divisors (see below), whose sum is σ = 15995483290080. Its totient is φ = 9140157865344.

The previous prime is 12377377208491. The next prime is 12377377208527. The reversal of 12377377208495 is 59480277377321.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12377377208495 - 2² = 12377377208491 is a prime.

It is a super-2 number, since 2×12377377208495² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (65).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12377377208491) 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, 11249636 + ... + 12300774.

It is an arithmetic number, because the mean of its divisors is an integer number (999717705630).

Almost surely, 2^{12377377208495} is an apocalyptic number.

12377377208495 is a deficient number, since it is larger than the sum of its proper divisors (3618106081585).

12377377208495 is a wasteful number, since it uses less digits than its factorization.

12377377208495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1232314.

The product of its (nonzero) digits is 124467840, while the sum is 65.

The spelling of 12377377208495 in words is "twelve trillion, three hundred seventy-seven billion, three hundred seventy-seven million, two hundred eight thousand, four hundred ninety-five".