47344634478 has 24 divisors (see below), whose sum is σ = 102631744488. Its totient is φ = 15773590512.

The previous prime is 47344634461. The next prime is 47344634479. The reversal of 47344634478 is 87443644374.

47344634478 is a `hidden beast` number, since 4 + 73 + 4 + 463 + 44 + 78 = 666.

It is a super-3 number, since 3×47344634478³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47344634479) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 626101 + ... + 697632.

It is an arithmetic number, because the mean of its divisors is an integer number (4276322687).

Almost surely, 2^47344634478 is an apocalyptic number.

47344634478 is an abundant number, since it is smaller than the sum of its proper divisors (55287110010).

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

47344634478 is a wasteful number, since it uses less digits than its factorization.

47344634478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1325728 (or 1325725 counting only the distinct ones).

The product of its digits is 21676032, while the sum is 54.

The spelling of 47344634478 in words is "forty-seven billion, three hundred forty-four million, six hundred thirty-four thousand, four hundred seventy-eight".