550925001 has 24 divisors (see below), whose sum is σ = 919193184. Its totient is φ = 314252160.

The previous prime is 550924991. The next prime is 550925017. The reversal of 550925001 is 100529055.

It is not a de Polignac number, because 550925001 - 2¹⁰ = 550923977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (550925051) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 161991 + ... + 165356.

It is an arithmetic number, because the mean of its divisors is an integer number (38299716).

Almost surely, 2^550925001 is an apocalyptic number.

550925001 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

550925001 is a deficient number, since it is larger than the sum of its proper divisors (368268183).

550925001 is a wasteful number, since it uses less digits than its factorization.

550925001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327381 (or 327378 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 27.

The square root of 550925001 is about 23471.7916018356. The cubic root of 550925001 is about 819.7803303113.

The spelling of 550925001 in words is "five hundred fifty million, nine hundred twenty-five thousand, one".