2654063642 has 4 divisors (see below), whose sum is σ = 3981095466. Its totient is φ = 1327031820.

The previous prime is 2654063641. The next prime is 2654063651. The reversal of 2654063642 is 2463604562.

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., 2235492961 + 418570681 = 47281^2 + 20459^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2654063596 and 2654063605.

It is not an unprimeable number, because it can be changed into a prime (2654063641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 663515909 + ... + 663515912.

Almost surely, 2^2654063642 is an apocalyptic number.

2654063642 is a deficient number, since it is larger than the sum of its proper divisors (1327031824).

2654063642 is a wasteful number, since it uses less digits than its factorization.

2654063642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1327031823.

The product of its (nonzero) digits is 207360, while the sum is 38.

The square root of 2654063642 is about 51517.6051656130. The cubic root of 2654063642 is about 1384.5344857351.

The spelling of 2654063642 in words is "two billion, six hundred fifty-four million, sixty-three thousand, six hundred forty-two".