260621613430 has 32 divisors (see below), whose sum is σ = 482644928160. Its totient is φ = 101252770560.

The previous prime is 260621613419. The next prime is 260621613457. The reversal of 260621613430 is 34316126062.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 408436 + ... + 829495.

It is an arithmetic number, because the mean of its divisors is an integer number (15082654005).

Almost surely, 2^260621613430 is an apocalyptic number.

260621613430 is a deficient number, since it is larger than the sum of its proper divisors (222023314730).

260621613430 is a wasteful number, since it uses less digits than its factorization.

260621613430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1238544.

The product of its (nonzero) digits is 31104, while the sum is 34.

Adding to 260621613430 its reverse (34316126062), we get a palindrome (294937739492).

The spelling of 260621613430 in words is "two hundred sixty billion, six hundred twenty-one million, six hundred thirteen thousand, four hundred thirty".