743363949376 has 56 divisors (see below), whose sum is σ = 1542923081280. Its totient is φ = 354673093632.

The previous prime is 743363949371. The next prime is 743363949379. The reversal of 743363949376 is 673949363347.

It is a super-2 number, since 2×743363949376² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (743363949371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14140 + ... + 1219396.

It is an arithmetic number, because the mean of its divisors is an integer number (27552197880).

Almost surely, 2^743363949376 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 743363949376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (771461540640).

743363949376 is an abundant number, since it is smaller than the sum of its proper divisors (799559131904).

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

743363949376 is a wasteful number, since it uses less digits than its factorization.

743363949376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1205711 (or 1205701 counting only the distinct ones).

The product of its digits is 185177664, while the sum is 64.

The spelling of 743363949376 in words is "seven hundred forty-three billion, three hundred sixty-three million, nine hundred forty-nine thousand, three hundred seventy-six".