5402137799857 has 2 divisors, whose sum is σ = 5402137799858. Its totient is φ = 5402137799856.

The previous prime is 5402137799833. The next prime is 5402137799897. The reversal of 5402137799857 is 7589977312045.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5317640612001 + 84497187856 = 2306001^2 + 290684^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5402137799857 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5402137799792 and 5402137799801.

It is not a weakly prime, because it can be changed into another prime (5402137799827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2701068899928 + 2701068899929.

It is an arithmetic number, because the mean of its divisors is an integer number (2701068899929).

Almost surely, 2^{5402137799857} is an apocalyptic number.

It is an amenable number.

5402137799857 is a deficient number, since it is larger than the sum of its proper divisors (1).

5402137799857 is an equidigital number, since it uses as much as digits as its factorization.

5402137799857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 133358400, while the sum is 67.

The spelling of 5402137799857 in words is "five trillion, four hundred two billion, one hundred thirty-seven million, seven hundred ninety-nine thousand, eight hundred fifty-seven".