2560064629 has 4 divisors (see below), whose sum is σ = 2710656684. Its totient is φ = 2409472576.

The previous prime is 2560064621. The next prime is 2560064659. The reversal of 2560064629 is 9264600652.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2313417604 + 246647025 = 48098^2 + 15705^2 .

It is a cyclic number.

It is not a de Polignac number, because 2560064629 - 2³ = 2560064621 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2560064591 and 2560064600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2560064621) 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, 75296002 + ... + 75296035.

It is an arithmetic number, because the mean of its divisors is an integer number (677664171).

Almost surely, 2^2560064629 is an apocalyptic number.

It is an amenable number.

2560064629 is a deficient number, since it is larger than the sum of its proper divisors (150592055).

2560064629 is a wasteful number, since it uses less digits than its factorization.

2560064629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150592054.

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 2560064629 is about 50597.0812300473. The cubic root of 2560064629 is about 1367.9922691232.

The spelling of 2560064629 in words is "two billion, five hundred sixty million, sixty-four thousand, six hundred twenty-nine".