1471343616 has 220 divisors, whose sum is σ = 4472236472. Its totient is φ = 483729408.

The previous prime is 1471343611. The next prime is 1471343683. The reversal of 1471343616 is 6163431741.

1471343616 is a `hidden beast` number, since 1 + 4 + 7 + 1 + 34 + 3 + 616 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1471343611) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 20155356 + ... + 20155428.

Almost surely, 2^1471343616 is an apocalyptic number.

1471343616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1471343616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2236118236).

1471343616 is an abundant number, since it is smaller than the sum of its proper divisors (3000892856).

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

1471343616 is an frugal number, since it uses more digits than its factorization.

1471343616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120 (or 78 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 1471343616 is about 38358.0971373711. The cubic root of 1471343616 is about 1137.3776844850.

The spelling of 1471343616 in words is "one billion, four hundred seventy-one million, three hundred forty-three thousand, six hundred sixteen".