551552705 has 32 divisors (see below), whose sum is σ = 743154048. Its totient is φ = 389491200.

The previous prime is 551552663. The next prime is 551552723. The reversal of 551552705 is 507255155.

It is not a de Polignac number, because 551552705 - 2¹⁰ = 551551681 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 624194 + ... + 625076.

It is an arithmetic number, because the mean of its divisors is an integer number (23223564).

Almost surely, 2^551552705 is an apocalyptic number.

551552705 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

551552705 is a deficient number, since it is larger than the sum of its proper divisors (191601343).

551552705 is a wasteful number, since it uses less digits than its factorization.

551552705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1217.

The product of its (nonzero) digits is 43750, while the sum is 35.

The square root of 551552705 is about 23485.1592500455. The cubic root of 551552705 is about 820.0915548180.

The spelling of 551552705 in words is "five hundred fifty-one million, five hundred fifty-two thousand, seven hundred five".