47691514369 has 4 divisors (see below), whose sum is σ = 49765058496. Its totient is φ = 45617970244.

The previous prime is 47691514331. The next prime is 47691514411. The reversal of 47691514369 is 96341519674.

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, and also an emirpimes, since its reverse is a distinct semiprime: 96341519674 = 2 ⋅48170759837.

It is a cyclic number.

It is not a de Polignac number, because 47691514369 - 2²³ = 47683125761 is a prime.

It is a super-2 number, since 2×47691514369² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47691514469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1036772029 + ... + 1036772074.

It is an arithmetic number, because the mean of its divisors is an integer number (12441264624).

Almost surely, 2^47691514369 is an apocalyptic number.

It is an amenable number.

47691514369 is a deficient number, since it is larger than the sum of its proper divisors (2073544127).

47691514369 is a wasteful number, since it uses less digits than its factorization.

47691514369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2073544126.

The product of its digits is 4898880, while the sum is 55.

The spelling of 47691514369 in words is "forty-seven billion, six hundred ninety-one million, five hundred fourteen thousand, three hundred sixty-nine".