2600643552 has 48 divisors (see below), whose sum is σ = 7351822800. Its totient is φ = 800197632.

The previous prime is 2600643533. The next prime is 2600643553. The reversal of 2600643552 is 2553460062.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-3 number, since 3×2600643552³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2600643553) 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, 1040677 + ... + 1043172.

It is an arithmetic number, because the mean of its divisors is an integer number (153162975).

Almost surely, 2^2600643552 is an apocalyptic number.

It is an amenable number.

2600643552 is an abundant number, since it is smaller than the sum of its proper divisors (4751179248).

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

2600643552 is a wasteful number, since it uses less digits than its factorization.

2600643552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2083875 (or 2083867 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 2600643552 is about 50996.5052920296. The cubic root of 2600643552 is about 1375.1823100635.

The spelling of 2600643552 in words is "two billion, six hundred million, six hundred forty-three thousand, five hundred fifty-two".