383485550043 has 4 divisors (see below), whose sum is σ = 511314066728. Its totient is φ = 255657033360.

The previous prime is 383485550033. The next prime is 383485550069. The reversal of 383485550043 is 340055584383.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 383485550043 - 2¹⁰ = 383485549019 is a prime.

It is a super-2 number, since 2×383485550043² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 383485549974 and 383485550001.

It is not an unprimeable number, because it can be changed into a prime (383485550033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63914258338 + ... + 63914258343.

It is an arithmetic number, because the mean of its divisors is an integer number (127828516682).

Almost surely, 2^383485550043 is an apocalyptic number.

383485550043 is a deficient number, since it is larger than the sum of its proper divisors (127828516685).

383485550043 is a wasteful number, since it uses less digits than its factorization.

383485550043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127828516684.

The product of its (nonzero) digits is 3456000, while the sum is 48.

The spelling of 383485550043 in words is "three hundred eighty-three billion, four hundred eighty-five million, five hundred fifty thousand, forty-three".