55316554 has 8 divisors (see below), whose sum is σ = 85217508. Its totient is φ = 26910720.

The previous prime is 55316483. The next prime is 55316557. The reversal of 55316554 is 45561355.

It can be written as a sum of positive squares in 2 ways, for example, as 41796225 + 13520329 = 6465^2 + 3677^2 .

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

It is a super-2 number, since 2×55316554² = 6119842292869832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55316557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 373687 + ... + 373834.

Almost surely, 2^55316554 is an apocalyptic number.

55316554 is a deficient number, since it is larger than the sum of its proper divisors (29900954).

55316554 is a wasteful number, since it uses less digits than its factorization.

55316554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747560.

The product of its digits is 45000, while the sum is 34.

The square root of 55316554 is about 7437.5099327665. The cubic root of 55316554 is about 381.0234506776.

The spelling of 55316554 in words is "fifty-five million, three hundred sixteen thousand, five hundred fifty-four".