550234153104520 has 32 divisors (see below), whose sum is σ = 1238028442974720. Its totient is φ = 220093377065920.

The previous prime is 550234153104509. The next prime is 550234153104539. The reversal of 550234153104520 is 25401351432055.

It is a Harshad number since it is a multiple of its sum of digits (40).

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, 23988615 + ... + 40938025.

It is an arithmetic number, because the mean of its divisors is an integer number (38688388842960).

Almost surely, 2^{550234153104520} is an apocalyptic number.

It is an amenable number.

550234153104520 is an abundant number, since it is smaller than the sum of its proper divisors (687794289870200).

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

550234153104520 is a wasteful number, since it uses less digits than its factorization.

550234153104520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17761005 (or 17761001 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 40.

The spelling of 550234153104520 in words is "five hundred fifty trillion, two hundred thirty-four billion, one hundred fifty-three million, one hundred four thousand, five hundred twenty".