51013254141457 has 2 divisors, whose sum is σ = 51013254141458. Its totient is φ = 51013254141456.

The previous prime is 51013254141431. The next prime is 51013254141481. The reversal of 51013254141457 is 75414145231015.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44491354593856 + 6521899547601 = 6670184^2 + 2553801^2 .

It is a cyclic number.

It is not a de Polignac number, because 51013254141457 - 2⁷ = 51013254141329 is a prime.

It is not a weakly prime, because it can be changed into another prime (51013254141427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25506627070728 + 25506627070729.

It is an arithmetic number, because the mean of its divisors is an integer number (25506627070729).

Almost surely, 2^{51013254141457} is an apocalyptic number.

It is an amenable number.

51013254141457 is a deficient number, since it is larger than the sum of its proper divisors (1).

51013254141457 is an equidigital number, since it uses as much as digits as its factorization.

51013254141457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336000, while the sum is 43.

The spelling of 51013254141457 in words is "fifty-one trillion, thirteen billion, two hundred fifty-four million, one hundred forty-one thousand, four hundred fifty-seven".