2061965312 has 48 divisors (see below), whose sum is σ = 4497784200. Its totient is φ = 937246720.

The previous prime is 2061965287. The next prime is 2061965351. The reversal of 2061965312 is 2135691602.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23237 + ... + 68292.

Almost surely, 2^2061965312 is an apocalyptic number.

2061965312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2061965312 is an abundant number, since it is smaller than the sum of its proper divisors (2435818888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2061965312 is an equidigital number, since it uses as much as digits as its factorization.

2061965312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91562 (or 91542 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 2061965312 is about 45408.8682087541. The cubic root of 2061965312 is about 1272.8008353077.

The spelling of 2061965312 in words is "two billion, sixty-one million, nine hundred sixty-five thousand, three hundred twelve".