47421573705 has 24 divisors (see below), whose sum is σ = 89669885760. Its totient is φ = 22992277920.

The previous prime is 47421573679. The next prime is 47421573713. The reversal of 47421573705 is 50737512474.

47421573705 is a `hidden beast` number, since 4 + 7 + 4 + 2 + 1 + 573 + 70 + 5 = 666.

It is not a de Polignac number, because 47421573705 - 2¹¹ = 47421571657 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47900085 + ... + 47901074.

It is an arithmetic number, because the mean of its divisors is an integer number (3736245240).

Almost surely, 2^47421573705 is an apocalyptic number.

47421573705 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

47421573705 is a deficient number, since it is larger than the sum of its proper divisors (42248312055).

47421573705 is a wasteful number, since it uses less digits than its factorization.

47421573705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95801181 (or 95801178 counting only the distinct ones).

The product of its (nonzero) digits is 823200, while the sum is 45.

It can be divided in two parts, 47421 and 573705, that added together give a palindrome (621126).

The spelling of 47421573705 in words is "forty-seven billion, four hundred twenty-one million, five hundred seventy-three thousand, seven hundred five".