47721058352 has 120 divisors (see below), whose sum is σ = 107792371680. Its totient is φ = 20406988800.

The previous prime is 47721058339. The next prime is 47721058361. The reversal of 47721058352 is 25385012774.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 2707424 + ... + 2724992.

It is an arithmetic number, because the mean of its divisors is an integer number (898269764).

Almost surely, 2^47721058352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47721058352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53896185840).

47721058352 is an abundant number, since it is smaller than the sum of its proper divisors (60071313328).

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

47721058352 is a wasteful number, since it uses less digits than its factorization.

47721058352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17683 (or 17666 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 44.

The spelling of 47721058352 in words is "forty-seven billion, seven hundred twenty-one million, fifty-eight thousand, three hundred fifty-two".