5605257642 has 32 divisors (see below), whose sum is σ = 11728903680. Its totient is φ = 1782451440.

The previous prime is 5605257607. The next prime is 5605257673. The reversal of 5605257642 is 2467525065.

It is a super-3 number, since 3×5605257642³ (a number of 30 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5605257594 and 5605257603.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1284 + ... + 105887.

It is an arithmetic number, because the mean of its divisors is an integer number (366528240).

Almost surely, 2^5605257642 is an apocalyptic number.

5605257642 is an abundant number, since it is smaller than the sum of its proper divisors (6123646038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5605257642 is a wasteful number, since it uses less digits than its factorization.

5605257642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107578.

The product of its (nonzero) digits is 504000, while the sum is 42.

The square root of 5605257642 is about 74868.2685922414. The cubic root of 5605257642 is about 1776.3635774342.

The spelling of 5605257642 in words is "five billion, six hundred five million, two hundred fifty-seven thousand, six hundred forty-two".