55552526 has 4 divisors (see below), whose sum is σ = 83328792. Its totient is φ = 27776262.

The previous prime is 55552493. The next prime is 55552531. The reversal of 55552526 is 62525555.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62525555 = 5 ⋅12505111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13888130 + ... + 13888133.

It is an arithmetic number, because the mean of its divisors is an integer number (20832198).

Almost surely, 2^55552526 is an apocalyptic number.

55552526 is a deficient number, since it is larger than the sum of its proper divisors (27776266).

55552526 is a wasteful number, since it uses less digits than its factorization.

55552526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27776265.

The product of its digits is 75000, while the sum is 35.

The square root of 55552526 is about 7453.3566934637. The cubic root of 55552526 is about 381.5644781076.

The spelling of 55552526 in words is "fifty-five million, five hundred fifty-two thousand, five hundred twenty-six".