55202616756997 has 2 divisors, whose sum is σ = 55202616756998. Its totient is φ = 55202616756996.

The previous prime is 55202616756977. The next prime is 55202616757003. The reversal of 55202616756997 is 79965761620255.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47957480917956 + 7245135839041 = 6925134^2 + 2691679^2 .

It is a cyclic number.

It is not a de Polignac number, because 55202616756997 - 2⁷ = 55202616756869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55202616756967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27601308378498 + 27601308378499.

It is an arithmetic number, because the mean of its divisors is an integer number (27601308378499).

Almost surely, 2^{55202616756997} is an apocalyptic number.

It is an amenable number.

55202616756997 is a deficient number, since it is larger than the sum of its proper divisors (1).

55202616756997 is an equidigital number, since it uses as much as digits as its factorization.

55202616756997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 428652000, while the sum is 70.

The spelling of 55202616756997 in words is "fifty-five trillion, two hundred two billion, six hundred sixteen million, seven hundred fifty-six thousand, nine hundred ninety-seven".