156222640442426 has 8 divisors (see below), whose sum is σ = 234350225991840. Its totient is φ = 78105898445148.

The previous prime is 156222640442423. The next prime is 156222640442471. The reversal of 156222640442426 is 624244046222651.

156222640442426 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (156222640442423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2710852016 + ... + 2710909643.

It is an arithmetic number, because the mean of its divisors is an integer number (29293778248980).

Almost surely, 2^{156222640442426} is an apocalyptic number.

156222640442426 is a deficient number, since it is larger than the sum of its proper divisors (78127585549414).

156222640442426 is a wasteful number, since it uses less digits than its factorization.

156222640442426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5421776068.

The product of its (nonzero) digits is 8847360, while the sum is 50.

The spelling of 156222640442426 in words is "one hundred fifty-six trillion, two hundred twenty-two billion, six hundred forty million, four hundred forty-two thousand, four hundred twenty-six".