254633792516 has 12 divisors (see below), whose sum is σ = 460974969420. Its totient is φ = 122926658400.

The previous prime is 254633792489. The next prime is 254633792527. The reversal of 254633792516 is 615297336452.

It can be written as a sum of positive squares in 2 ways, for example, as 142509270016 + 112124522500 = 377504^2 + 334850^2 .

It is a super-2 number, since 2×254633792516² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1097559335 + ... + 1097559566.

It is an arithmetic number, because the mean of its divisors is an integer number (38414580785).

Almost surely, 2^254633792516 is an apocalyptic number.

It is an amenable number.

254633792516 is a deficient number, since it is larger than the sum of its proper divisors (206341176904).

254633792516 is a wasteful number, since it uses less digits than its factorization.

254633792516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2195118934 (or 2195118932 counting only the distinct ones).

The product of its digits is 8164800, while the sum is 53.

The spelling of 254633792516 in words is "two hundred fifty-four billion, six hundred thirty-three million, seven hundred ninety-two thousand, five hundred sixteen".