2655650442 has 64 divisors (see below), whose sum is σ = 5535968256. Its totient is φ = 848672640.

The previous prime is 2655650407. The next prime is 2655650443. The reversal of 2655650442 is 2440565562.

It is a self number, because there is not a number n which added to its sum of digits gives 2655650442.

It is not an unprimeable number, because it can be changed into a prime (2655650443) 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, 4129773 + ... + 4130415.

It is an arithmetic number, because the mean of its divisors is an integer number (86499504).

Almost surely, 2^2655650442 is an apocalyptic number.

2655650442 is an abundant number, since it is smaller than the sum of its proper divisors (2880317814).

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

2655650442 is a wasteful number, since it uses less digits than its factorization.

2655650442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 955.

The product of its (nonzero) digits is 288000, while the sum is 39.

The square root of 2655650442 is about 51533.0034249897. The cubic root of 2655650442 is about 1384.8103572443.

The spelling of 2655650442 in words is "two billion, six hundred fifty-five million, six hundred fifty thousand, four hundred forty-two".