551061525 has 48 divisors (see below), whose sum is σ = 1066681728. Its totient is φ = 245760000.

The previous prime is 551061523. The next prime is 551061527. The reversal of 551061525 is 525160155.

It is an interprime number because it is at equal distance from previous prime (551061523) and next prime (551061527).

It is not a de Polignac number, because 551061525 - 2¹ = 551061523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 551061492 and 551061501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551061521) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8725 + ... + 34325.

It is an arithmetic number, because the mean of its divisors is an integer number (22222536).

Almost surely, 2^551061525 is an apocalyptic number.

It is an amenable number.

551061525 is a deficient number, since it is larger than the sum of its proper divisors (515620203).

551061525 is a wasteful number, since it uses less digits than its factorization.

551061525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25662 (or 25657 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 30.

The square root of 551061525 is about 23474.6996785901. The cubic root of 551061525 is about 819.8480409470.

The spelling of 551061525 in words is "five hundred fifty-one million, sixty-one thousand, five hundred twenty-five".