47572651651823 has 4 divisors (see below), whose sum is σ = 47659621765080. Its totient is φ = 47485681538568.

The previous prime is 47572651651799. The next prime is 47572651651843. The reversal of 47572651651823 is 32815615627574.

47572651651823 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 47572651651823 - 2¹⁶ = 47572651586287 is a prime.

It is a super-2 number, since 2×47572651651823² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47572651651843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43485055808 + ... + 43485056901.

It is an arithmetic number, because the mean of its divisors is an integer number (11914905441270).

Almost surely, 2^{47572651651823} is an apocalyptic number.

47572651651823 is a deficient number, since it is larger than the sum of its proper divisors (86970113257).

47572651651823 is an equidigital number, since it uses as much as digits as its factorization.

47572651651823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86970113256.

The product of its digits is 84672000, while the sum is 62.

The spelling of 47572651651823 in words is "forty-seven trillion, five hundred seventy-two billion, six hundred fifty-one million, six hundred fifty-one thousand, eight hundred twenty-three".