434518195378 has 8 divisors (see below), whose sum is σ = 651780681372. Its totient is φ = 217257968256.

The previous prime is 434518195367. The next prime is 434518195387. The reversal of 434518195378 is 873591815434.

It can be written as a sum of positive squares in 2 ways, for example, as 416764498329 + 17753697049 = 645573^2 + 133243^2 .

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

It is a super-2 number, since 2×434518195378² (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, 50026 + ... + 933562.

Almost surely, 2^434518195378 is an apocalyptic number.

434518195378 is a deficient number, since it is larger than the sum of its proper divisors (217262485994).

434518195378 is a wasteful number, since it uses less digits than its factorization.

434518195378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129436.

The product of its digits is 14515200, while the sum is 58.

The spelling of 434518195378 in words is "four hundred thirty-four billion, five hundred eighteen million, one hundred ninety-five thousand, three hundred seventy-eight".