43674400000 has 432 divisors, whose sum is σ = 136045042560. Its totient is φ = 13593600000.

The previous prime is 43674399973. The next prime is 43674400009. The reversal of 43674400000 is 447634.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43674400009) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 61599646 + ... + 61600354.

It is an arithmetic number, because the mean of its divisors is an integer number (314919080).

Almost surely, 2^43674400000 is an apocalyptic number.

43674400000 is a gapful number since it is divisible by the number (40) 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 43674400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68022521280).

43674400000 is an abundant number, since it is smaller than the sum of its proper divisors (92370642560).

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

43674400000 is an frugal number, since it uses more digits than its factorization.

43674400000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768 (or 734 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 28.

Adding to 43674400000 its reverse (447634), we get a palindrome (43674847634).

The spelling of 43674400000 in words is "forty-three billion, six hundred seventy-four million, four hundred thousand".