47457457055 has 4 divisors (see below), whose sum is σ = 56948948472. Its totient is φ = 37965965640.

The previous prime is 47457457051. The next prime is 47457457079. The reversal of 47457457055 is 55075475474.

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

It is not a de Polignac number, because 47457457055 - 2² = 47457457051 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 47457456988 and 47457457006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47457457051) 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, 4745745701 + ... + 4745745710.

It is an arithmetic number, because the mean of its divisors is an integer number (14237237118).

Almost surely, 2^47457457055 is an apocalyptic number.

47457457055 is a deficient number, since it is larger than the sum of its proper divisors (9491491417).

47457457055 is an equidigital number, since it uses as much as digits as its factorization.

47457457055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9491491416.

The product of its (nonzero) digits is 13720000, while the sum is 53.

The spelling of 47457457055 in words is "forty-seven billion, four hundred fifty-seven million, four hundred fifty-seven thousand, fifty-five".