2051366912 has 112 divisors (see below), whose sum is σ = 4756050432. Its totient is φ = 866549760.

The previous prime is 2051366909. The next prime is 2051366923. The reversal of 2051366912 is 2196631502.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4759337 + ... + 4759767.

It is an arithmetic number, because the mean of its divisors is an integer number (42464736).

Almost surely, 2^2051366912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2051366912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2378025216).

2051366912 is an abundant number, since it is smaller than the sum of its proper divisors (2704683520).

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

2051366912 is an frugal number, since it uses more digits than its factorization.

2051366912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547 (or 523 counting only the distinct ones).

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

The square root of 2051366912 is about 45292.0181930547. The cubic root of 2051366912 is about 1270.6163771814.

The spelling of 2051366912 in words is "two billion, fifty-one million, three hundred sixty-six thousand, nine hundred twelve".