16149758507 has 4 divisors (see below), whose sum is σ = 16265943960. Its totient is φ = 16033573056.

The previous prime is 16149758489. The next prime is 16149758533. The reversal of 16149758507 is 70585794161.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16149758507 - 2³² = 11854791211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16149755507) 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, 58092518 + ... + 58092795.

It is an arithmetic number, because the mean of its divisors is an integer number (4066485990).

Almost surely, 2^16149758507 is an apocalyptic number.

16149758507 is a deficient number, since it is larger than the sum of its proper divisors (116185453).

16149758507 is a wasteful number, since it uses less digits than its factorization.

16149758507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116185452.

The product of its (nonzero) digits is 2116800, while the sum is 53.

The spelling of 16149758507 in words is "sixteen billion, one hundred forty-nine million, seven hundred fifty-eight thousand, five hundred seven".