47270077405 has 4 divisors (see below), whose sum is σ = 56724092892. Its totient is φ = 37816061920.

The previous prime is 47270077403. The next prime is 47270077451. The reversal of 47270077405 is 50477007274.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6955059609 + 40315017796 = 83397^2 + 200786^2 .

It is not a de Polignac number, because 47270077405 - 2¹ = 47270077403 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47270077403) 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, 4727007736 + ... + 4727007745.

It is an arithmetic number, because the mean of its divisors is an integer number (14181023223).

Almost surely, 2^47270077405 is an apocalyptic number.

It is an amenable number.

47270077405 is a deficient number, since it is larger than the sum of its proper divisors (9454015487).

47270077405 is an equidigital number, since it uses as much as digits as its factorization.

47270077405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9454015486.

The product of its (nonzero) digits is 384160, while the sum is 43.

The spelling of 47270077405 in words is "forty-seven billion, two hundred seventy million, seventy-seven thousand, four hundred five".