2650520408 has 16 divisors (see below), whose sum is σ = 4970776560. Its totient is φ = 1324980000.

The previous prime is 2650520401. The next prime is 2650520443. The reversal of 2650520408 is 8040250562.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2650520401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8333 + ... + 73283.

It is an arithmetic number, because the mean of its divisors is an integer number (310673535).

Almost surely, 2^2650520408 is an apocalyptic number.

It is an amenable number.

2650520408 is a deficient number, since it is larger than the sum of its proper divisors (2320256152).

2650520408 is a wasteful number, since it uses less digits than its factorization.

2650520408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70058 (or 70054 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 2650520408 is about 51483.2051061315. The cubic root of 2650520408 is about 1383.9180832378.

The spelling of 2650520408 in words is "two billion, six hundred fifty million, five hundred twenty thousand, four hundred eight".