683458033664 has 432 divisors, whose sum is σ = 1733722590600. Its totient is φ = 267822858240.

The previous prime is 683458033651. The next prime is 683458033693. The reversal of 683458033664 is 466330854386.

It is a happy number.

It is a super-2 number, since 2×683458033664² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1832326982 + ... + 1832327354.

Almost surely, 2^683458033664 is an apocalyptic number.

683458033664 is a gapful number since it is divisible by the number (64) 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 683458033664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (866861295300).

683458033664 is an abundant number, since it is smaller than the sum of its proper divisors (1050264556936).

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

683458033664 is a wasteful number, since it uses less digits than its factorization.

683458033664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490 (or 432 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 56.

The spelling of 683458033664 in words is "six hundred eighty-three billion, four hundred fifty-eight million, thirty-three thousand, six hundred sixty-four".