1572378952063 has 2 divisors, whose sum is σ = 1572378952064. Its totient is φ = 1572378952062.

The previous prime is 1572378952019. The next prime is 1572378952099. The reversal of 1572378952063 is 3602598732751.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1572378952063 - 2¹³ = 1572378943871 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1572378951989 and 1572378952007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1572378956063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 786189476031 + 786189476032.

It is an arithmetic number, because the mean of its divisors is an integer number (786189476032).

Almost surely, 2^{1572378952063} is an apocalyptic number.

1572378952063 is a deficient number, since it is larger than the sum of its proper divisors (1).

1572378952063 is an equidigital number, since it uses as much as digits as its factorization.

1572378952063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19051200, while the sum is 58.

The spelling of 1572378952063 in words is "one trillion, five hundred seventy-two billion, three hundred seventy-eight million, nine hundred fifty-two thousand, sixty-three".