2601644046 has 32 divisors (see below), whose sum is σ = 5527420800. Its totient is φ = 814030560.

The previous prime is 2601644033. The next prime is 2601644077. The reversal of 2601644046 is 6404461062.

It is a junction number, because it is equal to n+sod(n) for n = 2601643998 and 2601644016.

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, 92260 + ... + 117111.

It is an arithmetic number, because the mean of its divisors is an integer number (172731900).

Almost surely, 2^2601644046 is an apocalyptic number.

2601644046 is an abundant number, since it is smaller than the sum of its proper divisors (2925776754).

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

2601644046 is a wasteful number, since it uses less digits than its factorization.

2601644046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209504.

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 2601644046 is about 51006.3137856481. The cubic root of 2601644046 is about 1375.3586363233.

The spelling of 2601644046 in words is "two billion, six hundred one million, six hundred forty-four thousand, forty-six".