631200156045623 has 2 divisors, whose sum is σ = 631200156045624. Its totient is φ = 631200156045622.

The previous prime is 631200156045577. The next prime is 631200156045643. The reversal of 631200156045623 is 326540651002136.

631200156045623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 631200156045623 - 2¹² = 631200156041527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (631200156045643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315600078022811 + 315600078022812.

It is an arithmetic number, because the mean of its divisors is an integer number (315600078022812).

Almost surely, 2^{631200156045623} is an apocalyptic number.

631200156045623 is a deficient number, since it is larger than the sum of its proper divisors (1).

631200156045623 is an equidigital number, since it uses as much as digits as its factorization.

631200156045623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 777600, while the sum is 44.

The spelling of 631200156045623 in words is "six hundred thirty-one trillion, two hundred billion, one hundred fifty-six million, forty-five thousand, six hundred twenty-three".