51342554420587 has 2 divisors, whose sum is σ = 51342554420588. Its totient is φ = 51342554420586.

The previous prime is 51342554420539. The next prime is 51342554420611. The reversal of 51342554420587 is 78502445524315.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51342554420587 - 2¹¹ = 51342554418539 is a prime.

It is not a weakly prime, because it can be changed into another prime (51342554420387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25671277210293 + 25671277210294.

It is an arithmetic number, because the mean of its divisors is an integer number (25671277210294).

Almost surely, 2^{51342554420587} is an apocalyptic number.

51342554420587 is a deficient number, since it is larger than the sum of its proper divisors (1).

51342554420587 is an equidigital number, since it uses as much as digits as its factorization.

51342554420587 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880000, while the sum is 55.

The spelling of 51342554420587 in words is "fifty-one trillion, three hundred forty-two billion, five hundred fifty-four million, four hundred twenty thousand, five hundred eighty-seven".