550781036 has 12 divisors (see below), whose sum is σ = 1038010512. Its totient is φ = 254206608.

The previous prime is 550781029. The next prime is 550781051. The reversal of 550781036 is 630187055.

It is a junction number, because it is equal to n+sod(n) for n = 550780987 and 550781005.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5295920 + ... + 5296023.

It is an arithmetic number, because the mean of its divisors is an integer number (86500876).

Almost surely, 2^550781036 is an apocalyptic number.

It is an amenable number.

550781036 is a deficient number, since it is larger than the sum of its proper divisors (487229476).

550781036 is a wasteful number, since it uses less digits than its factorization.

550781036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10591960 (or 10591958 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 550781036 is about 23468.7246351394. The cubic root of 550781036 is about 819.7089171082.

The spelling of 550781036 in words is "five hundred fifty million, seven hundred eighty-one thousand, thirty-six".