551525142 has 32 divisors (see below), whose sum is σ = 1315441152. Its totient is φ = 150727104.

The previous prime is 551525113. The next prime is 551525167. The reversal of 551525142 is 241525155.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 284503 + ... + 286434.

It is an arithmetic number, because the mean of its divisors is an integer number (41107536).

Almost surely, 2^551525142 is an apocalyptic number.

551525142 is an abundant number, since it is smaller than the sum of its proper divisors (763916010).

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

551525142 is a wasteful number, since it uses less digits than its factorization.

551525142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570972.

The product of its digits is 10000, while the sum is 30.

The square root of 551525142 is about 23484.5724253179. The cubic root of 551525142 is about 820.0778936514.

The spelling of 551525142 in words is "five hundred fifty-one million, five hundred twenty-five thousand, one hundred forty-two".