156056044249993 has 2 divisors, whose sum is σ = 156056044249994. Its totient is φ = 156056044249992.

The previous prime is 156056044249981. The next prime is 156056044250047. The reversal of 156056044249993 is 399942440650651.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 151318857175929 + 4737187074064 = 12301173^2 + 2176508^2 .

It is a cyclic number.

It is not a de Polignac number, because 156056044249993 - 2⁵ = 156056044249961 is a prime.

It is not a weakly prime, because it can be changed into another prime (156056044249393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78028022124996 + 78028022124997.

It is an arithmetic number, because the mean of its divisors is an integer number (78028022124997).

Almost surely, 2^{156056044249993} is an apocalyptic number.

It is an amenable number.

156056044249993 is a deficient number, since it is larger than the sum of its proper divisors (1).

156056044249993 is an equidigital number, since it uses as much as digits as its factorization.

156056044249993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 251942400, while the sum is 67.

The spelling of 156056044249993 in words is "one hundred fifty-six trillion, fifty-six billion, forty-four million, two hundred forty-nine thousand, nine hundred ninety-three".