2064504965 has 16 divisors (see below), whose sum is σ = 2508816240. Its totient is φ = 1630717440.

The previous prime is 2064504929. The next prime is 2064504971. The reversal of 2064504965 is 5694054602.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 2709316 + 2061795649 = 1646^2 + 45407^2 .

It is not a de Polignac number, because 2064504965 - 2¹² = 2064500869 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 351755 + ... + 357575.

It is an arithmetic number, because the mean of its divisors is an integer number (156801015).

Almost surely, 2^2064504965 is an apocalyptic number.

It is an amenable number.

2064504965 is a deficient number, since it is larger than the sum of its proper divisors (444311275).

2064504965 is an equidigital number, since it uses as much as digits as its factorization.

2064504965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6712.

The product of its (nonzero) digits is 259200, while the sum is 41.

The square root of 2064504965 is about 45436.8238876795. The cubic root of 2064504965 is about 1273.3231761766.

The spelling of 2064504965 in words is "two billion, sixty-four million, five hundred four thousand, nine hundred sixty-five".