56449151 has 8 divisors (see below), whose sum is σ = 62025600. Its totient is φ = 50946840.

The previous prime is 56449123. The next prime is 56449157. The reversal of 56449151 is 15194465.

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

It is a cyclic number.

It is not a de Polignac number, because 56449151 - 2¹⁴ = 56432767 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 (56449157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16931 + ... + 19988.

It is an arithmetic number, because the mean of its divisors is an integer number (7753200).

Almost surely, 2^56449151 is an apocalyptic number.

56449151 is a deficient number, since it is larger than the sum of its proper divisors (5576449).

56449151 is a wasteful number, since it uses less digits than its factorization.

56449151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37069.

The product of its digits is 21600, while the sum is 35.

The square root of 56449151 is about 7513.2650026470. The cubic root of 56449151 is about 383.6063651993.

The spelling of 56449151 in words is "fifty-six million, four hundred forty-nine thousand, one hundred fifty-one".