55675139 has 8 divisors (see below), whose sum is σ = 60552912. Its totient is φ = 50882400.

The previous prime is 55675133. The next prime is 55675141. The reversal of 55675139 is 93157655.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55675139 is a prime.

It is a super-2 number, since 2×55675139² = 6199442205338642, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55675096 and 55675105.

It is not an unprimeable number, because it can be changed into a prime (55675133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19889 + ... + 22514.

It is an arithmetic number, because the mean of its divisors is an integer number (7569114).

Almost surely, 2^55675139 is an apocalyptic number.

55675139 is a deficient number, since it is larger than the sum of its proper divisors (4877773).

55675139 is a wasteful number, since it uses less digits than its factorization.

55675139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42517.

The product of its digits is 141750, while the sum is 41.

The square root of 55675139 is about 7461.5775141722. The cubic root of 55675139 is about 381.8449957274.

The spelling of 55675139 in words is "fifty-five million, six hundred seventy-five thousand, one hundred thirty-nine".