2078620713 has 24 divisors (see below), whose sum is σ = 3248772800. Its totient is φ = 1273073760.

The previous prime is 2078620697. The next prime is 2078620717. The reversal of 2078620713 is 3170268702.

2078620713 is a `hidden beast` number, since 20 + 7 + 8 + 620 + 7 + 1 + 3 = 666.

It is not a de Polignac number, because 2078620713 - 2⁴ = 2078620697 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2078620717) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17413 + ... + 66786.

Almost surely, 2^2078620713 is an apocalyptic number.

It is an amenable number.

2078620713 is a deficient number, since it is larger than the sum of its proper divisors (1170152087).

2078620713 is a wasteful number, since it uses less digits than its factorization.

2078620713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84429 (or 84426 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 2078620713 is about 45591.8930622540. The cubic root of 2078620713 is about 1276.2186401629.

The spelling of 2078620713 in words is "two billion, seventy-eight million, six hundred twenty thousand, seven hundred thirteen".