550125251 has 6 divisors (see below), whose sum is σ = 595697940. Its totient is φ = 507807768.

The previous prime is 550125241. The next prime is 550125311. The reversal of 550125251 is 152521055.

It is not a de Polignac number, because 550125251 - 2¹⁸ = 549863107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 550125251.

It is not an unprimeable number, because it can be changed into a prime (550125211) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1627421 + ... + 1627758.

It is an arithmetic number, because the mean of its divisors is an integer number (99282990).

Almost surely, 2^550125251 is an apocalyptic number.

550125251 is a deficient number, since it is larger than the sum of its proper divisors (45572689).

550125251 is a wasteful number, since it uses less digits than its factorization.

550125251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3255205 (or 3255192 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 26.

The square root of 550125251 is about 23454.7490073972. The cubic root of 550125251 is about 819.3834603095.

The spelling of 550125251 in words is "five hundred fifty million, one hundred twenty-five thousand, two hundred fifty-one".