2255765406 has 32 divisors (see below), whose sum is σ = 4817664000. Its totient is φ = 702572640.

The previous prime is 2255765401. The next prime is 2255765419. The reversal of 2255765406 is 6045675522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2255765401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 203706 + ... + 214493.

It is an arithmetic number, because the mean of its divisors is an integer number (150552000).

Almost surely, 2^2255765406 is an apocalyptic number.

2255765406 is an abundant number, since it is smaller than the sum of its proper divisors (2561898594).

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

2255765406 is a wasteful number, since it uses less digits than its factorization.

2255765406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418264.

The product of its (nonzero) digits is 504000, while the sum is 42.

The square root of 2255765406 is about 47494.8987366012. The cubic root of 2255765406 is about 1311.4889749445.

The spelling of 2255765406 in words is "two billion, two hundred fifty-five million, seven hundred sixty-five thousand, four hundred six".