551528715541 has 2 divisors, whose sum is σ = 551528715542. Its totient is φ = 551528715540.

The previous prime is 551528715499. The next prime is 551528715571. The reversal of 551528715541 is 145517825155.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 548889838641 + 2638876900 = 740871^2 + 51370^2 .

It is a cyclic number.

It is not a de Polignac number, because 551528715541 - 2¹³ = 551528707349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551528715571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275764357770 + 275764357771.

It is an arithmetic number, because the mean of its divisors is an integer number (275764357771).

Almost surely, 2^551528715541 is an apocalyptic number.

It is an amenable number.

551528715541 is a deficient number, since it is larger than the sum of its proper divisors (1).

551528715541 is an equidigital number, since it uses as much as digits as its factorization.

551528715541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1400000, while the sum is 49.

The spelling of 551528715541 in words is "five hundred fifty-one billion, five hundred twenty-eight million, seven hundred fifteen thousand, five hundred forty-one".