17130372621 has 8 divisors (see below), whose sum is σ = 24042628320. Its totient is φ = 10819182672.

The previous prime is 17130372619. The next prime is 17130372629. The reversal of 17130372621 is 12627303171.

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

It is not a de Polignac number, because 17130372621 - 2¹ = 17130372619 is a prime.

It is a super-2 number, since 2×17130372621² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17130372629) 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, 150266370 + ... + 150266483.

It is an arithmetic number, because the mean of its divisors is an integer number (3005328540).

Almost surely, 2^17130372621 is an apocalyptic number.

It is an amenable number.

17130372621 is a deficient number, since it is larger than the sum of its proper divisors (6912255699).

17130372621 is a wasteful number, since it uses less digits than its factorization.

17130372621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300532875.

The product of its (nonzero) digits is 10584, while the sum is 33.

Adding to 17130372621 its reverse (12627303171), we get a palindrome (29757675792).

The spelling of 17130372621 in words is "seventeen billion, one hundred thirty million, three hundred seventy-two thousand, six hundred twenty-one".