3256048254640 has 160 divisors (see below), whose sum is σ = 7781828288256. Its totient is φ = 1266562759680.

The previous prime is 3256048254629. The next prime is 3256048254643. The reversal of 3256048254640 is 464528406523.

It is not an unprimeable number, because it can be changed into a prime (3256048254643) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 273083719 + ... + 273095641.

Almost surely, 2^{3256048254640} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3256048254640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3890914144128).

3256048254640 is an abundant number, since it is smaller than the sum of its proper divisors (4525780033616).

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

3256048254640 is a wasteful number, since it uses less digits than its factorization.

3256048254640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12627 (or 12621 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 49.

The spelling of 3256048254640 in words is "three trillion, two hundred fifty-six billion, forty-eight million, two hundred fifty-four thousand, six hundred forty".