2054631266 has 8 divisors (see below), whose sum is σ = 3188221020. Its totient is φ = 991890928.

The previous prime is 2054631259. The next prime is 2054631277. The reversal of 2054631266 is 6621364502.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2032116241 + 22515025 = 45079^2 + 4745^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17712281 + ... + 17712396.

Almost surely, 2^2054631266 is an apocalyptic number.

2054631266 is a deficient number, since it is larger than the sum of its proper divisors (1133589754).

2054631266 is a wasteful number, since it uses less digits than its factorization.

2054631266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35424708.

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 2054631266 is about 45328.0406150542. The cubic root of 2054631266 is about 1271.2900001304.

Adding to 2054631266 its reverse (6621364502), we get a palindrome (8675995768).

The spelling of 2054631266 in words is "two billion, fifty-four million, six hundred thirty-one thousand, two hundred sixty-six".