2013649391194 has 16 divisors (see below), whose sum is σ = 3563324269056. Its totient is φ = 835154125200.

The previous prime is 2013649391191. The next prime is 2013649391219. The reversal of 2013649391194 is 4911939463102.

It is not an unprimeable number, because it can be changed into a prime (2013649391191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2319872137 + ... + 2319873004.

It is an arithmetic number, because the mean of its divisors is an integer number (222707766816).

Almost surely, 2^{2013649391194} is an apocalyptic number.

2013649391194 is a deficient number, since it is larger than the sum of its proper divisors (1549674877862).

2013649391194 is a wasteful number, since it uses less digits than its factorization.

2013649391194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4639745181.

The product of its (nonzero) digits is 1259712, while the sum is 52.

The spelling of 2013649391194 in words is "two trillion, thirteen billion, six hundred forty-nine million, three hundred ninety-one thousand, one hundred ninety-four".