2001655248 has 20 divisors (see below), whose sum is σ = 5170942848. Its totient is φ = 667218400.

The previous prime is 2001655199. The next prime is 2001655277. The reversal of 2001655248 is 8425561002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20850528 + ... + 20850623.

Almost surely, 2^2001655248 is an apocalyptic number.

It is an amenable number.

2001655248 is an abundant number, since it is smaller than the sum of its proper divisors (3169287600).

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

2001655248 is a wasteful number, since it uses less digits than its factorization.

2001655248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41701162 (or 41701156 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 2001655248 is about 44739.8619577665. The cubic root of 2001655248 is about 1260.2685343500.

The spelling of 2001655248 in words is "two billion, one million, six hundred fifty-five thousand, two hundred forty-eight".