16115343542 has 8 divisors (see below), whose sum is σ = 24180460632. Its totient is φ = 8055190000.

The previous prime is 16115343539. The next prime is 16115343547. The reversal of 16115343542 is 24534351161.

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

It is a super-2 number, since 2×16115343542² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16115343547) 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, 1232759 + ... + 1245762.

It is an arithmetic number, because the mean of its divisors is an integer number (3022557579).

Almost surely, 2^16115343542 is an apocalyptic number.

16115343542 is a deficient number, since it is larger than the sum of its proper divisors (8065117090).

16115343542 is a wasteful number, since it uses less digits than its factorization.

16115343542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2481774.

The product of its digits is 43200, while the sum is 35.

The spelling of 16115343542 in words is "sixteen billion, one hundred fifteen million, three hundred forty-three thousand, five hundred forty-two".