2640525033 has 16 divisors (see below), whose sum is σ = 3541190400. Its totient is φ = 1750128000.

The previous prime is 2640525029. The next prime is 2640525053. The reversal of 2640525033 is 3305250462.

It is not a de Polignac number, because 2640525033 - 2² = 2640525029 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2640525053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 553408 + ... + 558158.

It is an arithmetic number, because the mean of its divisors is an integer number (221324400).

Almost surely, 2^2640525033 is an apocalyptic number.

It is an amenable number.

2640525033 is a deficient number, since it is larger than the sum of its proper divisors (900665367).

2640525033 is a wasteful number, since it uses less digits than its factorization.

2640525033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5792.

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 2640525033 is about 51386.0392811121. The cubic root of 2640525033 is about 1382.1762611473.

Adding to 2640525033 its reverse (3305250462), we get a palindrome (5945775495).

The spelling of 2640525033 in words is "two billion, six hundred forty million, five hundred twenty-five thousand, thirty-three".