16538976762 has 192 divisors, whose sum is σ = 44644690944. Its totient is φ = 4025064960.

The previous prime is 16538976737. The next prime is 16538976793. The reversal of 16538976762 is 26767983561.

It is a junction number, because it is equal to n+sod(n) for n = 16538976696 and 16538976705.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 15558243 + ... + 15559305.

It is an arithmetic number, because the mean of its divisors is an integer number (232524432).

Almost surely, 2^16538976762 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16538976762, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22322345472).

16538976762 is an abundant number, since it is smaller than the sum of its proper divisors (28105714182).

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

16538976762 is a wasteful number, since it uses less digits than its factorization.

16538976762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1393 (or 1386 counting only the distinct ones).

The product of its digits is 22861440, while the sum is 60.

The spelling of 16538976762 in words is "sixteen billion, five hundred thirty-eight million, nine hundred seventy-six thousand, seven hundred sixty-two".