5254218672634 has 4 divisors (see below), whose sum is σ = 7881328008954. Its totient is φ = 2627109336316.

The previous prime is 5254218672617. The next prime is 5254218672643. The reversal of 5254218672634 is 4362768124525.

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., 4427215769025 + 827002903609 = 2104095^2 + 909397^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1313554668157 + ... + 1313554668160.

Almost surely, 2^{5254218672634} is an apocalyptic number.

5254218672634 is a deficient number, since it is larger than the sum of its proper divisors (2627109336320).

5254218672634 is a wasteful number, since it uses less digits than its factorization.

5254218672634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2627109336319.

The product of its digits is 19353600, while the sum is 55.

The spelling of 5254218672634 in words is "five trillion, two hundred fifty-four billion, two hundred eighteen million, six hundred seventy-two thousand, six hundred thirty-four".