2650680172155 has 96 divisors (see below), whose sum is σ = 4631287062528. Its totient is φ = 1293045638400.

The previous prime is 2650680172081. The next prime is 2650680172157. The reversal of 2650680172155 is 5512710860562.

It is not a de Polignac number, because 2650680172155 - 2¹¹ = 2650680170107 is a prime.

It is a super-3 number, since 3×2650680172155³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (2650680172157) by changing a digit.

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 95 ways as a sum of consecutive naturals, for example, 72331497 + ... + 72368133.

It is an arithmetic number, because the mean of its divisors is an integer number (48242573568).

Almost surely, 2^{2650680172155} is an apocalyptic number.

2650680172155 is a deficient number, since it is larger than the sum of its proper divisors (1980606890373).

2650680172155 is a wasteful number, since it uses less digits than its factorization.

2650680172155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37145 (or 37126 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 48.

The spelling of 2650680172155 in words is "two trillion, six hundred fifty billion, six hundred eighty million, one hundred seventy-two thousand, one hundred fifty-five".