1347851664 has 200 divisors, whose sum is σ = 4170991968. Its totient is φ = 418728960.

The previous prime is 1347851629. The next prime is 1347851693. The reversal of 1347851664 is 4661587431.

1347851664 is a `hidden beast` number, since 1 + 3 + 4 + 78 + 516 + 64 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2885959 + ... + 2886425.

Almost surely, 2^1347851664 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 1347851664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2085495984).

1347851664 is an abundant number, since it is smaller than the sum of its proper divisors (2823140304).

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

1347851664 is a wasteful number, since it uses less digits than its factorization.

1347851664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635 (or 620 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 1347851664 is about 36713.0993515938. The cubic root of 1347851664 is about 1104.6228762957.

The spelling of 1347851664 in words is "one billion, three hundred forty-seven million, eight hundred fifty-one thousand, six hundred sixty-four".