16713723642 has 64 divisors (see below), whose sum is σ = 43112908800. Its totient is φ = 4191526080.

The previous prime is 16713723641. The next prime is 16713723659. The reversal of 16713723642 is 24632731761.

It is a super-2 number, since 2×16713723642² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 16713723594 and 16713723603.

It is not an unprimeable number, because it can be changed into a prime (16713723641) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 610342 + ... + 637137.

It is an arithmetic number, because the mean of its divisors is an integer number (673639200).

Almost surely, 2^16713723642 is an apocalyptic number.

16713723642 is an abundant number, since it is smaller than the sum of its proper divisors (26399185158).

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

16713723642 is a wasteful number, since it uses less digits than its factorization.

16713723642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1247531.

The product of its digits is 254016, while the sum is 42.

The spelling of 16713723642 in words is "sixteen billion, seven hundred thirteen million, seven hundred twenty-three thousand, six hundred forty-two".