47035520023 has 4 divisors (see below), whose sum is σ = 47697992208. Its totient is φ = 46373047840.

The previous prime is 47035519987. The next prime is 47035520057. The reversal of 47035520023 is 32002553074.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47035520023 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 (47035527023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 331235986 + ... + 331236127.

It is an arithmetic number, because the mean of its divisors is an integer number (11924498052).

Almost surely, 2^47035520023 is an apocalyptic number.

47035520023 is a deficient number, since it is larger than the sum of its proper divisors (662472185).

47035520023 is an equidigital number, since it uses as much as digits as its factorization.

47035520023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662472184.

The product of its (nonzero) digits is 25200, while the sum is 31.

The spelling of 47035520023 in words is "forty-seven billion, thirty-five million, five hundred twenty thousand, twenty-three".