2078648051 has 16 divisors (see below), whose sum is σ = 2266260000. Its totient is φ = 1899023616.

The previous prime is 2078648041. The next prime is 2078648071. The reversal of 2078648051 is 1508468702.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2078648051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2078648041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 587255 + ... + 590783.

It is an arithmetic number, because the mean of its divisors is an integer number (141641250).

Almost surely, 2^2078648051 is an apocalyptic number.

2078648051 is a deficient number, since it is larger than the sum of its proper divisors (187611949).

2078648051 is a wasteful number, since it uses less digits than its factorization.

2078648051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4646.

The product of its (nonzero) digits is 107520, while the sum is 41.

The square root of 2078648051 is about 45592.1928733418. The cubic root of 2078648051 is about 1276.2242350769.

The spelling of 2078648051 in words is "two billion, seventy-eight million, six hundred forty-eight thousand, fifty-one".