5335221672 has 96 divisors (see below), whose sum is σ = 15792192000. Its totient is φ = 1613756160.

The previous prime is 5335221659. The next prime is 5335221709. The reversal of 5335221672 is 2761225335.

5335221672 is a `hidden beast` number, since 53 + 3 + 522 + 16 + 72 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 444729 + ... + 456567.

It is an arithmetic number, because the mean of its divisors is an integer number (164502000).

Almost surely, 2^5335221672 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 5335221672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7896096000).

5335221672 is an abundant number, since it is smaller than the sum of its proper divisors (10456970328).

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

5335221672 is a wasteful number, since it uses less digits than its factorization.

5335221672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12431 (or 12424 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 5335221672 is about 73042.6017608902. The cubic root of 5335221672 is about 1747.3671071124.

The spelling of 5335221672 in words is "five billion, three hundred thirty-five million, two hundred twenty-one thousand, six hundred seventy-two".