431976478354 has 8 divisors (see below), whose sum is σ = 648158323248. Its totient is φ = 215923703940.

The previous prime is 431976478319. The next prime is 431976478361. The reversal of 431976478354 is 453874679134.

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

It is a super-2 number, since 2×431976478354² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 431976478292 and 431976478301.

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, 32259252 + ... + 32272639.

It is an arithmetic number, because the mean of its divisors is an integer number (81019790406).

Almost surely, 2^431976478354 is an apocalyptic number.

431976478354 is a deficient number, since it is larger than the sum of its proper divisors (216181844894).

431976478354 is a wasteful number, since it uses less digits than its factorization.

431976478354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64535240.

The product of its digits is 60963840, while the sum is 61.

The spelling of 431976478354 in words is "four hundred thirty-one billion, nine hundred seventy-six million, four hundred seventy-eight thousand, three hundred fifty-four".