550581961425 has 12 divisors (see below), whose sum is σ = 910295509680. Its totient is φ = 293643712720.

The previous prime is 550581961403. The next prime is 550581961439. The reversal of 550581961425 is 524169185055.

It is not a de Polignac number, because 550581961425 - 2⁵ = 550581961393 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3670546335 + ... + 3670546484.

It is an arithmetic number, because the mean of its divisors is an integer number (75857959140).

Almost surely, 2^550581961425 is an apocalyptic number.

It is an amenable number.

550581961425 is a deficient number, since it is larger than the sum of its proper divisors (359713548255).

550581961425 is a wasteful number, since it uses less digits than its factorization.

550581961425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7341092832 (or 7341092827 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 51.

The spelling of 550581961425 in words is "five hundred fifty billion, five hundred eighty-one million, nine hundred sixty-one thousand, four hundred twenty-five".