549087168254 has 4 divisors (see below), whose sum is σ = 823630752384. Its totient is φ = 274543584126.

The previous prime is 549087168211. The next prime is 549087168431. The reversal of 549087168254 is 452861780945.

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

It is a junction number, because it is equal to n+sod(n) for n = 549087168193 and 549087168202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137271792062 + ... + 137271792065.

It is an arithmetic number, because the mean of its divisors is an integer number (205907688096).

Almost surely, 2^549087168254 is an apocalyptic number.

549087168254 is a deficient number, since it is larger than the sum of its proper divisors (274543584130).

549087168254 is a wasteful number, since it uses less digits than its factorization.

549087168254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274543584129.

The product of its (nonzero) digits is 19353600, while the sum is 59.

The spelling of 549087168254 in words is "five hundred forty-nine billion, eighty-seven million, one hundred sixty-eight thousand, two hundred fifty-four".