471471431436 has 144 divisors (see below), whose sum is σ = 1258806092544. Its totient is φ = 154270598976.

The previous prime is 471471431429. The next prime is 471471431441. The reversal of 471471431436 is 634134174174.

It is a happy number.

471471431436 is a `hidden beast` number, since 4 + 71 + 4 + 7 + 143 + 1 + 436 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 471471431391 and 471471431400.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12647521 + ... + 12684743.

It is an arithmetic number, because the mean of its divisors is an integer number (8741708976).

Almost surely, 2^471471431436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 471471431436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (629403046272).

471471431436 is an abundant number, since it is smaller than the sum of its proper divisors (787334661108).

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

471471431436 is a wasteful number, since it uses less digits than its factorization.

471471431436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37482 (or 37468 counting only the distinct ones).

The product of its digits is 677376, while the sum is 45.

The spelling of 471471431436 in words is "four hundred seventy-one billion, four hundred seventy-one million, four hundred thirty-one thousand, four hundred thirty-six".