55013726 has 4 divisors (see below), whose sum is σ = 82520592. Its totient is φ = 27506862.

The previous prime is 55013719. The next prime is 55013731. The reversal of 55013726 is 62731055.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62731055 = 5 ⋅12546211.

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, 13753430 + ... + 13753433.

It is an arithmetic number, because the mean of its divisors is an integer number (20630148).

Almost surely, 2^55013726 is an apocalyptic number.

55013726 is a deficient number, since it is larger than the sum of its proper divisors (27506866).

55013726 is a wasteful number, since it uses less digits than its factorization.

55013726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27506865.

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 55013726 is about 7417.1238360971. The cubic root of 55013726 is about 380.3268793996.

The spelling of 55013726 in words is "fifty-five million, thirteen thousand, seven hundred twenty-six".