551461130 has 144 divisors (see below), whose sum is σ = 1234729440. Its totient is φ = 176647680.

The previous prime is 551461123. The next prime is 551461151. The reversal of 551461130 is 31164155.

551461130 = T₃₄₀ + T₃₄₁ + ... + T₁₄₉₅.

It is a self number, because there is not a number n which added to its sum of digits gives 551461130.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 6644069 + ... + 6644151.

It is an arithmetic number, because the mean of its divisors is an integer number (8574510).

Almost surely, 2^551461130 is an apocalyptic number.

551461130 is an abundant number, since it is smaller than the sum of its proper divisors (683268310).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

551461130 is a wasteful number, since it uses less digits than its factorization.

551461130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165 (or 137 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 551461130 is about 23483.2095336221. The cubic root of 551461130 is about 820.0461653565.

The spelling of 551461130 in words is "five hundred fifty-one million, four hundred sixty-one thousand, one hundred thirty".