6340876231545 has 64 divisors (see below), whose sum is σ = 11607567114240. Its totient is φ = 3281808524544.

The previous prime is 6340876231537. The next prime is 6340876231567. The reversal of 6340876231545 is 5451326780436.

6340876231545 is a `hidden beast` number, since 6 + 3 + 4 + 0 + 8 + 7 + 62 + 31 + 545 = 666.

6340876231545 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6340876231545 - 2³ = 6340876231537 is a prime.

It is a super-2 number, since 2×6340876231545² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6340876231491 and 6340876231500.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 255847 + ... + 3570323.

It is an arithmetic number, because the mean of its divisors is an integer number (181368236160).

Almost surely, 2^{6340876231545} is an apocalyptic number.

It is an amenable number.

6340876231545 is a deficient number, since it is larger than the sum of its proper divisors (5266690882695).

6340876231545 is a wasteful number, since it uses less digits than its factorization.

6340876231545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3314911 (or 3314905 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 54.

The spelling of 6340876231545 in words is "six trillion, three hundred forty billion, eight hundred seventy-six million, two hundred thirty-one thousand, five hundred forty-five".