544166212 has 6 divisors (see below), whose sum is σ = 952290878. Its totient is φ = 272083104.

The previous prime is 544166173. The next prime is 544166221. The reversal of 544166212 is 212661445.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 500685376 + 43480836 = 22376^2 + 6594^2 .

It is a super-2 number, since 2×544166212² = 592233732564857888, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68020773 + ... + 68020780.

Almost surely, 2^544166212 is an apocalyptic number.

It is an amenable number.

544166212 is a deficient number, since it is larger than the sum of its proper divisors (408124666).

544166212 is a wasteful number, since it uses less digits than its factorization.

544166212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136041557 (or 136041555 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 544166212 is about 23327.3704476094. The cubic root of 544166212 is about 816.4141516305.

The spelling of 544166212 in words is "five hundred forty-four million, one hundred sixty-six thousand, two hundred twelve".