14616861642 has 48 divisors (see below), whose sum is σ = 33079257120. Its totient is φ = 4837212432.

The previous prime is 14616861607. The next prime is 14616861643. The reversal of 14616861642 is 24616861641.

14616861642 is a `hidden beast` number, since 14 + 6 + 16 + 8 + 616 + 4 + 2 = 666.

It is a super-2 number, since 2×14616861642² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14616861643) 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, 40633 + ... + 175740.

It is an arithmetic number, because the mean of its divisors is an integer number (689151190).

Almost surely, 2^14616861642 is an apocalyptic number.

14616861642 is an abundant number, since it is smaller than the sum of its proper divisors (18462395478).

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

14616861642 is a wasteful number, since it uses less digits than its factorization.

14616861642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216529 (or 216517 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

Subtracting 14616861642 from its reverse (24616861641), we obtain a palindrome (9999999999).

The spelling of 14616861642 in words is "fourteen billion, six hundred sixteen million, eight hundred sixty-one thousand, six hundred forty-two".