55726451 has 4 divisors (see below), whose sum is σ = 60792504. Its totient is φ = 50660400.

The previous prime is 55726427. The next prime is 55726469. The reversal of 55726451 is 15462755.

55726451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55726451 - 2¹⁰ = 55725427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55726481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2533010 + ... + 2533031.

It is an arithmetic number, because the mean of its divisors is an integer number (15198126).

Almost surely, 2^55726451 is an apocalyptic number.

55726451 is a deficient number, since it is larger than the sum of its proper divisors (5066053).

55726451 is a wasteful number, since it uses less digits than its factorization.

55726451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5066052.

The product of its digits is 42000, while the sum is 35.

The square root of 55726451 is about 7465.0151372921. The cubic root of 55726451 is about 381.9622665871.

The spelling of 55726451 in words is "fifty-five million, seven hundred twenty-six thousand, four hundred fifty-one".