43138467213600 has 144 divisors (see below), whose sum is σ = 153180775490400. Its totient is φ = 10457810227200.

The previous prime is 43138467213581. The next prime is 43138467213607. The reversal of 43138467213600 is 631276483134.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 43138467213600.

It is not an unprimeable number, because it can be changed into a prime (43138467213607) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 816990025 + ... + 817042824.

It is an arithmetic number, because the mean of its divisors is an integer number (1063755385350).

Almost surely, 2^{43138467213600} is an apocalyptic number.

43138467213600 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43138467213600 is an abundant number, since it is smaller than the sum of its proper divisors (110042308276800).

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

43138467213600 is a wasteful number, since it uses less digits than its factorization.

43138467213600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1634032883 (or 1634032870 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 48.

The spelling of 43138467213600 in words is "forty-three trillion, one hundred thirty-eight billion, four hundred sixty-seven million, two hundred thirteen thousand, six hundred".