14909209977 has 16 divisors (see below), whose sum is σ = 20607037632. Its totient is φ = 9580449600.

The previous prime is 14909209963. The next prime is 14909209979. The reversal of 14909209977 is 77990290941.

It is not a de Polignac number, because 14909209977 - 2⁴ = 14909209961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14909209979) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 615774 + ... + 639527.

It is an arithmetic number, because the mean of its divisors is an integer number (1287939852).

Almost surely, 2^14909209977 is an apocalyptic number.

It is an amenable number.

14909209977 is a deficient number, since it is larger than the sum of its proper divisors (5697827655).

14909209977 is a wasteful number, since it uses less digits than its factorization.

14909209977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1255448.

The product of its (nonzero) digits is 2571912, while the sum is 57.

The spelling of 14909209977 in words is "fourteen billion, nine hundred nine million, two hundred nine thousand, nine hundred seventy-seven".