550135172354430 has 32 divisors (see below), whose sum is σ = 1421887830086304. Its totient is φ = 135417888579456.

The previous prime is 550135172354419. The next prime is 550135172354441. The reversal of 550135172354430 is 34453271531055.

It is an interprime number because it is at equal distance from previous prime (550135172354419) and next prime (550135172354441).

It is a super-2 number, since 2×550135172354430² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 550135172354430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 705301502629 + ... + 705301503408.

It is an arithmetic number, because the mean of its divisors is an integer number (44433994690197).

Almost surely, 2^{550135172354430} is an apocalyptic number.

550135172354430 is an abundant number, since it is smaller than the sum of its proper divisors (871752657731874).

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

550135172354430 is a wasteful number, since it uses less digits than its factorization.

550135172354430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410603006060.

The product of its (nonzero) digits is 3780000, while the sum is 48.

The spelling of 550135172354430 in words is "five hundred fifty trillion, one hundred thirty-five billion, one hundred seventy-two million, three hundred fifty-four thousand, four hundred thirty".