2640526050 has 24 divisors (see below), whose sum is σ = 6548504976. Its totient is φ = 704140240.

The previous prime is 2640526043. The next prime is 2640526051. The reversal of 2640526050 is 506250462.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 2640525999 and 2640526017.

It is not an unprimeable number, because it can be changed into a prime (2640526051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8801604 + ... + 8801903.

It is an arithmetic number, because the mean of its divisors is an integer number (272854374).

Almost surely, 2^2640526050 is an apocalyptic number.

2640526050 is an abundant number, since it is smaller than the sum of its proper divisors (3907978926).

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

2640526050 is a wasteful number, since it uses less digits than its factorization.

2640526050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17603522 (or 17603517 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 2640526050 is about 51386.0491767951. The cubic root of 2640526050 is about 1382.1764385960.

The spelling of 2640526050 in words is "two billion, six hundred forty million, five hundred twenty-six thousand, fifty".