3260723220628 has 24 divisors (see below), whose sum is σ = 6006770380800. Its totient is φ = 1544508111168.

The previous prime is 3260723220619. The next prime is 3260723220661. The reversal of 3260723220628 is 8260223270623.

It is a super-3 number, since 3×3260723220628³ (a number of 39 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2077608 + ... + 3292096.

It is an arithmetic number, because the mean of its divisors is an integer number (250282099200).

Almost surely, 2^{3260723220628} is an apocalyptic number.

3260723220628 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

3260723220628 is a deficient number, since it is larger than the sum of its proper divisors (2746047160172).

3260723220628 is a wasteful number, since it uses less digits than its factorization.

3260723220628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1249839 (or 1249837 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 43.

The spelling of 3260723220628 in words is "three trillion, two hundred sixty billion, seven hundred twenty-three million, two hundred twenty thousand, six hundred twenty-eight".