16038218534 has 8 divisors (see below), whose sum is σ = 25907891520. Its totient is φ = 7402254696.

The previous prime is 16038218533. The next prime is 16038218587. The reversal of 16038218534 is 43581283061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×16038218534² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16038218491 and 16038218500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16038218533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 308427254 + ... + 308427305.

It is an arithmetic number, because the mean of its divisors is an integer number (3238486440).

Almost surely, 2^16038218534 is an apocalyptic number.

16038218534 is a deficient number, since it is larger than the sum of its proper divisors (9869672986).

16038218534 is a wasteful number, since it uses less digits than its factorization.

16038218534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616854574.

The product of its (nonzero) digits is 138240, while the sum is 41.

The spelling of 16038218534 in words is "sixteen billion, thirty-eight million, two hundred eighteen thousand, five hundred thirty-four".