2656336214040 has 64 divisors (see below), whose sum is σ = 8388430156800. Its totient is φ = 671074411392.

The previous prime is 2656336214017. The next prime is 2656336214057. The reversal of 2656336214040 is 404126336562.

It is a happy number.

It is a super-2 number, since 2×2656336214040² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2656336213983 and 2656336214001.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 582527592 + ... + 582532151.

It is an arithmetic number, because the mean of its divisors is an integer number (131069221200).

Almost surely, 2^{2656336214040} is an apocalyptic number.

2656336214040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2656336214040 is an abundant number, since it is smaller than the sum of its proper divisors (5732093942760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2656336214040 is a wasteful number, since it uses less digits than its factorization.

2656336214040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1165059776 (or 1165059772 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 2656336214040 in words is "two trillion, six hundred fifty-six billion, three hundred thirty-six million, two hundred fourteen thousand, forty".