2013676672509 has 12 divisors (see below), whose sum is σ = 2911295549916. Its totient is φ = 1341227360832.

The previous prime is 2013676672477. The next prime is 2013676672559. The reversal of 2013676672509 is 9052766763102.

2013676672509 is a `hidden beast` number, since 2 + 0 + 1 + 3 + 6 + 7 + 66 + 72 + 509 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 170267643225 + 1843409029284 = 412635^2 + 1357722^2 .

It is not a de Polignac number, because 2013676672509 - 2⁵ = 2013676672477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013676672559) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 101969094 + ... + 101988839.

It is an arithmetic number, because the mean of its divisors is an integer number (242607962493).

Almost surely, 2^{2013676672509} is an apocalyptic number.

It is an amenable number.

2013676672509 is a deficient number, since it is larger than the sum of its proper divisors (897618877407).

2013676672509 is a wasteful number, since it uses less digits than its factorization.

2013676672509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203959036 (or 203959033 counting only the distinct ones).

The product of its (nonzero) digits is 5715360, while the sum is 54.

The spelling of 2013676672509 in words is "two trillion, thirteen billion, six hundred seventy-six million, six hundred seventy-two thousand, five hundred nine".