55116526 has 4 divisors (see below), whose sum is σ = 82674792. Its totient is φ = 27558262.

The previous prime is 55116521. The next prime is 55116527. The reversal of 55116526 is 62561155.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62561155 = 5 ⋅12512231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55116521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13779130 + ... + 13779133.

It is an arithmetic number, because the mean of its divisors is an integer number (20668698).

Almost surely, 2^55116526 is an apocalyptic number.

55116526 is a deficient number, since it is larger than the sum of its proper divisors (27558266).

55116526 is a wasteful number, since it uses less digits than its factorization.

55116526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27558265.

The product of its digits is 9000, while the sum is 31.

The square root of 55116526 is about 7424.0505116816. The cubic root of 55116526 is about 380.5636280463.

The spelling of 55116526 in words is "fifty-five million, one hundred sixteen thousand, five hundred twenty-six".