47213736018438 has 64 divisors (see below), whose sum is σ = 103426068582144. Its totient is φ = 14249658000000.

The previous prime is 47213736018431. The next prime is 47213736018469. The reversal of 47213736018438 is 83481063731274.

47213736018438 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47213736018431) 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 31 ways as a sum of consecutive naturals, for example, 866391120 + ... + 866445612.

It is an arithmetic number, because the mean of its divisors is an integer number (1616032321596).

Almost surely, 2^{47213736018438} is an apocalyptic number.

47213736018438 is an abundant number, since it is smaller than the sum of its proper divisors (56212332563706).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47213736018438 is a wasteful number, since it uses less digits than its factorization.

47213736018438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107061.

The product of its (nonzero) digits is 16257024, while the sum is 57.

The spelling of 47213736018438 in words is "forty-seven trillion, two hundred thirteen billion, seven hundred thirty-six million, eighteen thousand, four hundred thirty-eight".