55611293 has 8 divisors (see below), whose sum is σ = 58181760. Its totient is φ = 53098720.

The previous prime is 55611287. The next prime is 55611313. The reversal of 55611293 is 39211655.

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

It is not a de Polignac number, because 55611293 - 2⁴ = 55611277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55611223) 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, 12503 + ... + 16356.

It is an arithmetic number, because the mean of its divisors is an integer number (7272720).

Almost surely, 2^55611293 is an apocalyptic number.

It is an amenable number.

55611293 is a deficient number, since it is larger than the sum of its proper divisors (2570467).

55611293 is a wasteful number, since it uses less digits than its factorization.

55611293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28947.

The product of its digits is 8100, while the sum is 32.

The square root of 55611293 is about 7457.2979691038. The cubic root of 55611293 is about 381.6989784263.

The spelling of 55611293 in words is "fifty-five million, six hundred eleven thousand, two hundred ninety-three".