47823418656 has 576 divisors, whose sum is σ = 161376703488. Its totient is φ = 13819880448.

The previous prime is 47823418619. The next prime is 47823418711. The reversal of 47823418656 is 65681432874.

It is a happy number.

47823418656 is a `hidden beast` number, since 478 + 2 + 3 + 41 + 86 + 56 = 666.

47823418656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 155776455 + ... + 155776761.

It is an arithmetic number, because the mean of its divisors is an integer number (280167888).

Almost surely, 2^47823418656 is an apocalyptic number.

47823418656 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47823418656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80688351744).

47823418656 is an abundant number, since it is smaller than the sum of its proper divisors (113553284832).

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

47823418656 is a wasteful number, since it uses less digits than its factorization.

47823418656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435 (or 415 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 54.

The spelling of 47823418656 in words is "forty-seven billion, eight hundred twenty-three million, four hundred eighteen thousand, six hundred fifty-six".