47078236735 has 4 divisors (see below), whose sum is σ = 56493884088. Its totient is φ = 37662589384.

The previous prime is 47078236661. The next prime is 47078236739. The reversal of 47078236735 is 53763287074.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 47078236735 - 2²⁵ = 47044682303 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 (47078236739) 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, 4707823669 + ... + 4707823678.

It is an arithmetic number, because the mean of its divisors is an integer number (14123471022).

Almost surely, 2^47078236735 is an apocalyptic number.

47078236735 is a deficient number, since it is larger than the sum of its proper divisors (9415647353).

47078236735 is an equidigital number, since it uses as much as digits as its factorization.

47078236735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9415647352.

The product of its (nonzero) digits is 5927040, while the sum is 52.

The spelling of 47078236735 in words is "forty-seven billion, seventy-eight million, two hundred thirty-six thousand, seven hundred thirty-five".