1550523425051 has 2 divisors, whose sum is σ = 1550523425052. Its totient is φ = 1550523425050.

The previous prime is 1550523425041. The next prime is 1550523425089. The reversal of 1550523425051 is 1505243250551.

It is an a-pointer prime, because the next prime (1550523425089) can be obtained adding 1550523425051 to its sum of digits (38).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1550523425051 - 2²² = 1550519230747 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 1550523424996 and 1550523425014.

It is not a weakly prime, because it can be changed into another prime (1550523425041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 775261712525 + 775261712526.

It is an arithmetic number, because the mean of its divisors is an integer number (775261712526).

Almost surely, 2^{1550523425051} is an apocalyptic number.

1550523425051 is a deficient number, since it is larger than the sum of its proper divisors (1).

1550523425051 is an equidigital number, since it uses as much as digits as its factorization.

1550523425051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 150000, while the sum is 38.

The spelling of 1550523425051 in words is "one trillion, five hundred fifty billion, five hundred twenty-three million, four hundred twenty-five thousand, fifty-one".