350551224721 has 8 divisors (see below), whose sum is σ = 370626850080. Its totient is φ = 330638155488.

The previous prime is 350551224707. The next prime is 350551224767. The reversal of 350551224721 is 127422155053.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 350551224721 - 2⁵ = 350551224689 is a prime.

It is a super-2 number, since 2×350551224721² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (350551224701) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40634596 + ... + 40643221.

It is an arithmetic number, because the mean of its divisors is an integer number (46328356260).

Almost surely, 2^350551224721 is an apocalyptic number.

It is an amenable number.

350551224721 is a deficient number, since it is larger than the sum of its proper divisors (20075625359).

350551224721 is a wasteful number, since it uses less digits than its factorization.

350551224721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81278063.

The product of its (nonzero) digits is 84000, while the sum is 37.

Adding to 350551224721 its reverse (127422155053), we get a palindrome (477973379774).

The spelling of 350551224721 in words is "three hundred fifty billion, five hundred fifty-one million, two hundred twenty-four thousand, seven hundred twenty-one".