551155026 has 32 divisors (see below), whose sum is σ = 1164119040. Its totient is φ = 173609744.

The previous prime is 551155019. The next prime is 551155027. The reversal of 551155026 is 620551155.

551155026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 551154984 and 551155002.

It is not an unprimeable number, because it can be changed into a prime (551155027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12606 + ... + 35513.

It is an arithmetic number, because the mean of its divisors is an integer number (36378720).

Almost surely, 2^551155026 is an apocalyptic number.

551155026 is an abundant number, since it is smaller than the sum of its proper divisors (612964014).

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

551155026 is a wasteful number, since it uses less digits than its factorization.

551155026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48230.

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

The square root of 551155026 is about 23476.6911211951. The cubic root of 551155026 is about 819.8944073828.

The spelling of 551155026 in words is "five hundred fifty-one million, one hundred fifty-five thousand, twenty-six".