550040145146 has 8 divisors (see below), whose sum is σ = 825090001920. Its totient is φ = 275010144508.

The previous prime is 550040145103. The next prime is 550040145173. The reversal of 550040145146 is 641541040055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×550040145146² (a number of 24 digits) contains 22 as substring.

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, 4894586 + ... + 5005701.

It is an arithmetic number, because the mean of its divisors is an integer number (103136250240).

Almost surely, 2^550040145146 is an apocalyptic number.

550040145146 is a deficient number, since it is larger than the sum of its proper divisors (275049856774).

550040145146 is a wasteful number, since it uses less digits than its factorization.

550040145146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9928068.

The product of its (nonzero) digits is 48000, while the sum is 35.

The spelling of 550040145146 in words is "five hundred fifty billion, forty million, one hundred forty-five thousand, one hundred forty-six".