9460781138057 has 2 divisors, whose sum is σ = 9460781138058. Its totient is φ = 9460781138056.

The previous prime is 9460781137987. The next prime is 9460781138071. The reversal of 9460781138057 is 7508311870649.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7768729115536 + 1692052022521 = 2787244^2 + 1300789^2 .

It is a cyclic number.

It is not a de Polignac number, because 9460781138057 - 2¹⁰ = 9460781137033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9460781137987 and 9460781138005.

It is not a weakly prime, because it can be changed into another prime (9460781638057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4730390569028 + 4730390569029.

It is an arithmetic number, because the mean of its divisors is an integer number (4730390569029).

Almost surely, 2^{9460781138057} is an apocalyptic number.

It is an amenable number.

9460781138057 is a deficient number, since it is larger than the sum of its proper divisors (1).

9460781138057 is an equidigital number, since it uses as much as digits as its factorization.

9460781138057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10160640, while the sum is 59.

The spelling of 9460781138057 in words is "nine trillion, four hundred sixty billion, seven hundred eighty-one million, one hundred thirty-eight thousand, fifty-seven".