43700720198352 has 160 divisors (see below), whose sum is σ = 130485351164928. Its totient is φ = 12345019342848.

The previous prime is 43700720198339. The next prime is 43700720198357. The reversal of 43700720198352 is 25389102700734.

It is a junction number, because it is equal to n+sod(n) for n = 43700720198295 and 43700720198304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43700720198357) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8503063 + ... + 12637385.

Almost surely, 2^{43700720198352} is an apocalyptic number.

43700720198352 is a gapful number since it is divisible by the number (42) 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 43700720198352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65242675582464).

43700720198352 is an abundant number, since it is smaller than the sum of its proper divisors (86784630966576).

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

43700720198352 is a wasteful number, since it uses less digits than its factorization.

43700720198352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4134697 (or 4134691 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 51.

The spelling of 43700720198352 in words is "forty-three trillion, seven hundred billion, seven hundred twenty million, one hundred ninety-eight thousand, three hundred fifty-two".