46438221544047 has 40 divisors (see below), whose sum is σ = 70677653785200. Its totient is φ = 30380542007040.

The previous prime is 46438221544031. The next prime is 46438221544067. The reversal of 46438221544047 is 74044512283464.

46438221544047 is a `hidden beast` number, since 4 + 6 + 4 + 3 + 8 + 221 + 5 + 4 + 404 + 7 = 666.

It is not a de Polignac number, because 46438221544047 - 2⁴ = 46438221544031 is a prime.

It is a super-2 number, since 2×46438221544047² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 46438221543984 and 46438221544002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46438221544067) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 22177354 + ... + 24180807.

It is an arithmetic number, because the mean of its divisors is an integer number (1766941344630).

Almost surely, 2^{46438221544047} is an apocalyptic number.

46438221544047 is a deficient number, since it is larger than the sum of its proper divisors (24239432241153).

46438221544047 is a wasteful number, since it uses less digits than its factorization.

46438221544047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46358405 (or 46358396 counting only the distinct ones).

The product of its (nonzero) digits is 20643840, while the sum is 54.

The spelling of 46438221544047 in words is "forty-six trillion, four hundred thirty-eight billion, two hundred twenty-one million, five hundred forty-four thousand, forty-seven".