43322155401 has 16 divisors (see below), whose sum is σ = 66040099200. Its totient is φ = 24745997568.

The previous prime is 43322155391. The next prime is 43322155451. The reversal of 43322155401 is 10455122334.

It is not a de Polignac number, because 43322155401 - 2⁶ = 43322155337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43322155451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 340566 + ... + 450143.

It is an arithmetic number, because the mean of its divisors is an integer number (4127506200).

Almost surely, 2^43322155401 is an apocalyptic number.

It is an amenable number.

43322155401 is a deficient number, since it is larger than the sum of its proper divisors (22717943799).

43322155401 is a wasteful number, since it uses less digits than its factorization.

43322155401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793328.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 43322155401 its reverse (10455122334), we get a palindrome (53777277735).

The spelling of 43322155401 in words is "forty-three billion, three hundred twenty-two million, one hundred fifty-five thousand, four hundred one".