2650023681 has 8 divisors (see below), whose sum is σ = 3564634080. Its totient is φ = 1751047872.

The previous prime is 2650023661. The next prime is 2650023697. The reversal of 2650023681 is 1863200562.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2650023681 - 2⁶ = 2650023617 is a prime.

It is a super-2 number, since 2×2650023681² = 14045251019721579522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2650023601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3908251 + ... + 3908928.

It is an arithmetic number, because the mean of its divisors is an integer number (445579260).

Almost surely, 2^2650023681 is an apocalyptic number.

It is an amenable number.

2650023681 is a deficient number, since it is larger than the sum of its proper divisors (914610399).

2650023681 is a wasteful number, since it uses less digits than its factorization.

2650023681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7817295.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 2650023681 is about 51478.3807146262. The cubic root of 2650023681 is about 1383.8316256975.

The spelling of 2650023681 in words is "two billion, six hundred fifty million, twenty-three thousand, six hundred eighty-one".