127048625739457 has 2 divisors, whose sum is σ = 127048625739458. Its totient is φ = 127048625739456.

The previous prime is 127048625739443. The next prime is 127048625739461. The reversal of 127048625739457 is 754937526840721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66644626195456 + 60403999544001 = 8163616^2 + 7772001^2 .

It is a cyclic number.

It is not a de Polignac number, because 127048625739457 - 2²³ = 127048617350849 is a prime.

It is a super-2 number, since 2×127048625739457² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (127048625739157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63524312869728 + 63524312869729.

It is an arithmetic number, because the mean of its divisors is an integer number (63524312869729).

It is a 1-persistent number, because it is pandigital, but 2⋅127048625739457 = 254097251478914 is not.

Almost surely, 2^{127048625739457} is an apocalyptic number.

It is an amenable number.

127048625739457 is a deficient number, since it is larger than the sum of its proper divisors (1).

127048625739457 is an equidigital number, since it uses as much as digits as its factorization.

127048625739457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 711244800, while the sum is 70.

The spelling of 127048625739457 in words is "one hundred twenty-seven trillion, forty-eight billion, six hundred twenty-five million, seven hundred thirty-nine thousand, four hundred fifty-seven".