5519078929957 has 2 divisors, whose sum is σ = 5519078929958. Its totient is φ = 5519078929956.

The previous prime is 5519078929913. The next prime is 5519078929993. The reversal of 5519078929957 is 7599298709155.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2797192695361 + 2721886234596 = 1672481^2 + 1649814^2 .

It is a cyclic number.

It is not a de Polignac number, because 5519078929957 - 2⁷ = 5519078929829 is a prime.

It is a super-2 number, since 2×5519078929957² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5519078929997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2759539464978 + 2759539464979.

It is an arithmetic number, because the mean of its divisors is an integer number (2759539464979).

Almost surely, 2^{5519078929957} is an apocalyptic number.

It is an amenable number.

5519078929957 is a deficient number, since it is larger than the sum of its proper divisors (1).

5519078929957 is an equidigital number, since it uses as much as digits as its factorization.

5519078929957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 642978000, while the sum is 76.

The spelling of 5519078929957 in words is "five trillion, five hundred nineteen billion, seventy-eight million, nine hundred twenty-nine thousand, nine hundred fifty-seven".