356543664 has 80 divisors (see below), whose sum is σ = 975770880. Its totient is φ = 111870720.

The previous prime is 356543657. The next prime is 356543689. The reversal of 356543664 is 466345653.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151134 + ... + 153474.

It is an arithmetic number, because the mean of its divisors is an integer number (12197136).

Almost surely, 2^356543664 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 356543664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (487885440).

356543664 is an abundant number, since it is smaller than the sum of its proper divisors (619227216).

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

356543664 is a wasteful number, since it uses less digits than its factorization.

356543664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2538 (or 2532 counting only the distinct ones).

The product of its digits is 777600, while the sum is 42.

The square root of 356543664 is about 18882.3638350711. The cubic root of 356543664 is about 709.0947028187.

The spelling of 356543664 in words is "three hundred fifty-six million, five hundred forty-three thousand, six hundred sixty-four".