52551540137 has 2 divisors, whose sum is σ = 52551540138. Its totient is φ = 52551540136.

The previous prime is 52551540113. The next prime is 52551540187. The reversal of 52551540137 is 73104515525.

52551540137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39389943961 + 13161596176 = 198469^2 + 114724^2 .

It is a cyclic number.

It is not a de Polignac number, because 52551540137 - 2⁸ = 52551539881 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52551540137.

It is not a weakly prime, because it can be changed into another prime (52551540187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26275770068 + 26275770069.

It is an arithmetic number, because the mean of its divisors is an integer number (26275770069).

Almost surely, 2^52551540137 is an apocalyptic number.

It is an amenable number.

52551540137 is a deficient number, since it is larger than the sum of its proper divisors (1).

52551540137 is an equidigital number, since it uses as much as digits as its factorization.

52551540137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105000, while the sum is 38.

The spelling of 52551540137 in words is "fifty-two billion, five hundred fifty-one million, five hundred forty thousand, one hundred thirty-seven".