47444638106454 has 32 divisors (see below), whose sum is σ = 96309704633856. Its totient is φ = 15578161742880.

The previous prime is 47444638106441. The next prime is 47444638106461. The reversal of 47444638106454 is 45460183644474.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6781299 + ... + 11869089.

It is an arithmetic number, because the mean of its divisors is an integer number (3009678269808).

Almost surely, 2^{47444638106454} is an apocalyptic number.

47444638106454 is an abundant number, since it is smaller than the sum of its proper divisors (48865066527402).

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

47444638106454 is a wasteful number, since it uses less digits than its factorization.

47444638106454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5111060.

The product of its (nonzero) digits is 123863040, while the sum is 60.

The spelling of 47444638106454 in words is "forty-seven trillion, four hundred forty-four billion, six hundred thirty-eight million, one hundred six thousand, four hundred fifty-four".