14948772977 has 4 divisors (see below), whose sum is σ = 14949242880. Its totient is φ = 14948303076.

The previous prime is 14948772961. The next prime is 14948772989. The reversal of 14948772977 is 77927784941.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14948772977 - 2⁴ = 14948772961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14948772997) 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, 183473 + ... + 252110.

It is an arithmetic number, because the mean of its divisors is an integer number (3737310720).

Almost surely, 2^14948772977 is an apocalyptic number.

It is an amenable number.

14948772977 is a deficient number, since it is larger than the sum of its proper divisors (469903).

14948772977 is an equidigital number, since it uses as much as digits as its factorization.

14948772977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469902.

The product of its digits is 49787136, while the sum is 65.

The spelling of 14948772977 in words is "fourteen billion, nine hundred forty-eight million, seven hundred seventy-two thousand, nine hundred seventy-seven".