2608646106840 has 64 divisors (see below), whose sum is σ = 7942743394560. Its totient is φ = 685256288640.

The previous prime is 2608646106839. The next prime is 2608646106851. The reversal of 2608646106840 is 486016468062.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162221196 + ... + 162237275.

It is an arithmetic number, because the mean of its divisors is an integer number (124105365540).

Almost surely, 2^{2608646106840} is an apocalyptic number.

2608646106840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2608646106840 is an abundant number, since it is smaller than the sum of its proper divisors (5334097287720).

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

2608646106840 is a wasteful number, since it uses less digits than its factorization.

2608646106840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324458552 (or 324458548 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 51.

The spelling of 2608646106840 in words is "two trillion, six hundred eight billion, six hundred forty-six million, one hundred six thousand, eight hundred forty".