2650444442 has 4 divisors (see below), whose sum is σ = 3975666666. Its totient is φ = 1325222220.

The previous prime is 2650444439. The next prime is 2650444457. The reversal of 2650444442 is 2444440562.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2599878121 + 50566321 = 50989^2 + 7111^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662611109 + ... + 662611112.

Almost surely, 2^2650444442 is an apocalyptic number.

2650444442 is a deficient number, since it is larger than the sum of its proper divisors (1325222224).

2650444442 is a wasteful number, since it uses less digits than its factorization.

2650444442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1325222223.

The product of its (nonzero) digits is 122880, while the sum is 35.

The square root of 2650444442 is about 51482.4673262656. The cubic root of 2650444442 is about 1383.9048617179.

The spelling of 2650444442 in words is "two billion, six hundred fifty million, four hundred forty-four thousand, four hundred forty-two".