43220152451 has 8 divisors (see below), whose sum is σ = 49408734720. Its totient is φ = 37035138888.

The previous prime is 43220152441. The next prime is 43220152471. The reversal of 43220152451 is 15425102234.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43220152451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43220152441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 866171 + ... + 914708.

It is an arithmetic number, because the mean of its divisors is an integer number (6176091840).

Almost surely, 2^43220152451 is an apocalyptic number.

43220152451 is a deficient number, since it is larger than the sum of its proper divisors (6188582269).

43220152451 is a wasteful number, since it uses less digits than its factorization.

43220152451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1784353.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 43220152451 its reverse (15425102234), we get a palindrome (58645254685).

The spelling of 43220152451 in words is "forty-three billion, two hundred twenty million, one hundred fifty-two thousand, four hundred fifty-one".