16605262632140 has 144 divisors (see below), whose sum is σ = 43806310228800. Its totient is φ = 5240651770368.

The previous prime is 16605262632137. The next prime is 16605262632197. The reversal of 16605262632140 is 4123626250661.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 16605262632091 and 16605262632100.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2758346 + ... + 6388974.

It is an arithmetic number, because the mean of its divisors is an integer number (304210487700).

Almost surely, 2^{16605262632140} is an apocalyptic number.

16605262632140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16605262632140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21903155114400).

16605262632140 is an abundant number, since it is smaller than the sum of its proper divisors (27201047596660).

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

16605262632140 is a wasteful number, since it uses less digits than its factorization.

16605262632140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3631024 (or 3631015 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 44.

The spelling of 16605262632140 in words is "sixteen trillion, six hundred five billion, two hundred sixty-two million, six hundred thirty-two thousand, one hundred forty".