2640001010 has 8 divisors (see below), whose sum is σ = 4752001836. Its totient is φ = 1056000400.

The previous prime is 2640000997. The next prime is 2640001057. The reversal of 2640001010 is 101000462.

It can be written as a sum of positive squares in 2 ways, for example, as 2561270881 + 78730129 = 50609^2 + 8873^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132000041 + ... + 132000060.

Almost surely, 2^2640001010 is an apocalyptic number.

2640001010 is a deficient number, since it is larger than the sum of its proper divisors (2112000826).

2640001010 is a wasteful number, since it uses less digits than its factorization.

2640001010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264000108.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2640001010 is about 51380.9401432087. The cubic root of 2640001010 is about 1382.0848222529.

Adding to 2640001010 its reverse (101000462), we get a palindrome (2741001472).

The spelling of 2640001010 in words is "two billion, six hundred forty million, one thousand, ten".