551727970 has 16 divisors (see below), whose sum is σ = 993811968. Its totient is φ = 220535280.

The previous prime is 551727961. The next prime is 551727973. The reversal of 551727970 is 79727155.

It is not an unprimeable number, because it can be changed into a prime (551727973) 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 7 ways as a sum of consecutive naturals, for example, 4044 + ... + 33463.

It is an arithmetic number, because the mean of its divisors is an integer number (62113248).

Almost surely, 2^551727970 is an apocalyptic number.

551727970 is a deficient number, since it is larger than the sum of its proper divisors (442083998).

551727970 is a wasteful number, since it uses less digits than its factorization.

551727970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38985.

The product of its (nonzero) digits is 154350, while the sum is 43.

The square root of 551727970 is about 23488.8903526752. The cubic root of 551727970 is about 820.1784115065.

The spelling of 551727970 in words is "five hundred fifty-one million, seven hundred twenty-seven thousand, nine hundred seventy".