16075778918 has 8 divisors (see below), whose sum is σ = 25532119512. Its totient is φ = 7565072416.

The previous prime is 16075778801. The next prime is 16075778941. The reversal of 16075778918 is 81987757061.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 236408480 + ... + 236408547.

It is an arithmetic number, because the mean of its divisors is an integer number (3191514939).

Almost surely, 2^16075778918 is an apocalyptic number.

16075778918 is a deficient number, since it is larger than the sum of its proper divisors (9456340594).

16075778918 is a wasteful number, since it uses less digits than its factorization.

16075778918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472817046.

The product of its (nonzero) digits is 5927040, while the sum is 59.

The spelling of 16075778918 in words is "sixteen billion, seventy-five million, seven hundred seventy-eight thousand, nine hundred eighteen".