16736338542 has 128 divisors (see below), whose sum is σ = 42152140800. Its totient is φ = 4303612800.

The previous prime is 16736338471. The next prime is 16736338543. The reversal of 16736338542 is 24583363761.

It is a junction number, because it is equal to n+sod(n) for n = 16736338491 and 16736338500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16736338543) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 36304192 + ... + 36304652.

It is an arithmetic number, because the mean of its divisors is an integer number (329313600).

Almost surely, 2^16736338542 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16736338542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21076070400).

16736338542 is an abundant number, since it is smaller than the sum of its proper divisors (25415802258).

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

16736338542 is a wasteful number, since it uses less digits than its factorization.

16736338542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102.

The product of its digits is 2177280, while the sum is 48.

The spelling of 16736338542 in words is "sixteen billion, seven hundred thirty-six million, three hundred thirty-eight thousand, five hundred forty-two".