16077387538 has 8 divisors (see below), whose sum is σ = 24455744640. Its totient is φ = 7925472660.

The previous prime is 16077387533. The next prime is 16077387539. The reversal of 16077387538 is 83578377061.

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

It is not an unprimeable number, because it can be changed into a prime (16077387533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56610378 + ... + 56610661.

It is an arithmetic number, because the mean of its divisors is an integer number (3056968080).

Almost surely, 2^16077387538 is an apocalyptic number.

16077387538 is a deficient number, since it is larger than the sum of its proper divisors (8378357102).

16077387538 is a wasteful number, since it uses less digits than its factorization.

16077387538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113221112.

The product of its (nonzero) digits is 5927040, while the sum is 55.

The spelling of 16077387538 in words is "sixteen billion, seventy-seven million, three hundred eighty-seven thousand, five hundred thirty-eight".