2640560122 has 8 divisors (see below), whose sum is σ = 4193830836. Its totient is φ = 1242616512.

The previous prime is 2640560101. The next prime is 2640560137. The reversal of 2640560122 is 2210650462.

It can be written as a sum of positive squares in 2 ways, for example, as 2631792601 + 8767521 = 51301^2 + 2961^2 .

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, 38831733 + ... + 38831800.

Almost surely, 2^2640560122 is an apocalyptic number.

2640560122 is a deficient number, since it is larger than the sum of its proper divisors (1553270714).

2640560122 is a wasteful number, since it uses less digits than its factorization.

2640560122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77663552.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 2640560122 is about 51386.3807053970. The cubic root of 2640560122 is about 1382.1823835368.

The spelling of 2640560122 in words is "two billion, six hundred forty million, five hundred sixty thousand, one hundred twenty-two".