2013559642 has 8 divisors (see below), whose sum is σ = 3027514932. Its totient is φ = 1004388000.

The previous prime is 2013559631. The next prime is 2013559649. The reversal of 2013559642 is 2469553102.

It can be written as a sum of positive squares in 2 ways, for example, as 1922910201 + 90649441 = 43851^2 + 9521^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2013559649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1194859 + ... + 1196542.

Almost surely, 2^2013559642 is an apocalyptic number.

2013559642 is a deficient number, since it is larger than the sum of its proper divisors (1013955290).

2013559642 is a wasteful number, since it uses less digits than its factorization.

2013559642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2391824.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 2013559642 is about 44872.7048660987. The cubic root of 2013559642 is about 1262.7619855876.

The spelling of 2013559642 in words is "two billion, thirteen million, five hundred fifty-nine thousand, six hundred forty-two".