52626049997 has 2 divisors, whose sum is σ = 52626049998. Its totient is φ = 52626049996.

The previous prime is 52626049979. The next prime is 52626050023. The reversal of 52626049997 is 79994062625.

Together with previous prime (52626049979) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43322675881 + 9303374116 = 208141^2 + 96454^2 .

It is a cyclic number.

It is not a de Polignac number, because 52626049997 - 2²⁶ = 52558941133 is a prime.

It is a super-2 number, since 2×52626049997² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52626043997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26313024998 + 26313024999.

It is an arithmetic number, because the mean of its divisors is an integer number (26313024999).

Almost surely, 2^52626049997 is an apocalyptic number.

It is an amenable number.

52626049997 is a deficient number, since it is larger than the sum of its proper divisors (1).

52626049997 is an equidigital number, since it uses as much as digits as its factorization.

52626049997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14696640, while the sum is 59.

The spelling of 52626049997 in words is "fifty-two billion, six hundred twenty-six million, forty-nine thousand, nine hundred ninety-seven".