47235543506638 has 16 divisors (see below), whose sum is σ = 70916931219456. Its totient is φ = 23596575892120.

The previous prime is 47235543506633. The next prime is 47235543506647. The reversal of 47235543506638 is 83660534553274.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47235543506633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7634883 + ... + 12359713.

It is an arithmetic number, because the mean of its divisors is an integer number (4432308201216).

Almost surely, 2^{47235543506638} is an apocalyptic number.

47235543506638 is a deficient number, since it is larger than the sum of its proper divisors (23681387712818).

47235543506638 is a wasteful number, since it uses less digits than its factorization.

47235543506638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4729319.

The product of its (nonzero) digits is 217728000, while the sum is 61.

The spelling of 47235543506638 in words is "forty-seven trillion, two hundred thirty-five billion, five hundred forty-three million, five hundred six thousand, six hundred thirty-eight".