551256036 has 24 divisors (see below), whose sum is σ = 1297650144. Its totient is φ = 182125440.

The previous prime is 551255977. The next prime is 551256047. The reversal of 551256036 is 630652155.

It is a junction number, because it is equal to n+sod(n) for n = 551255988 and 551256006.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201910 + ... + 204621.

It is an arithmetic number, because the mean of its divisors is an integer number (54068756).

Almost surely, 2^551256036 is an apocalyptic number.

It is an amenable number.

551256036 is an abundant number, since it is smaller than the sum of its proper divisors (746394108).

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

551256036 is a wasteful number, since it uses less digits than its factorization.

551256036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406651 (or 406649 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 551256036 is about 23478.8423053608. The cubic root of 551256036 is about 819.9444915826.

The spelling of 551256036 in words is "five hundred fifty-one million, two hundred fifty-six thousand, thirty-six".