551051202150149 has 2 divisors, whose sum is σ = 551051202150150. Its totient is φ = 551051202150148.

The previous prime is 551051202150131. The next prime is 551051202150167. The reversal of 551051202150149 is 941051202150155.

It is a balanced prime because it is at equal distance from previous prime (551051202150131) and next prime (551051202150167).

It can be written as a sum of positive squares in only one way, i.e., 445047333861025 + 106003868289124 = 21096145^2 + 10295818^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-551051202150149 is a prime.

It is a super-2 number, since 2×551051202150149² (a number of 30 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551051202150199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275525601075074 + 275525601075075.

It is an arithmetic number, because the mean of its divisors is an integer number (275525601075075).

Almost surely, 2^{551051202150149} is an apocalyptic number.

It is an amenable number.

551051202150149 is a deficient number, since it is larger than the sum of its proper divisors (1).

551051202150149 is an equidigital number, since it uses as much as digits as its factorization.

551051202150149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90000, while the sum is 41.

The spelling of 551051202150149 in words is "five hundred fifty-one trillion, fifty-one billion, two hundred two million, one hundred fifty thousand, one hundred forty-nine".