55000055050537 has 2 divisors, whose sum is σ = 55000055050538. Its totient is φ = 55000055050536.

The previous prime is 55000055050517. The next prime is 55000055050583. The reversal of 55000055050537 is 73505055000055.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35879908320256 + 19120146730281 = 5989984^2 + 4372659^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55000055050537 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55000055050537.

It is not a weakly prime, because it can be changed into another prime (55000055050517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27500027525268 + 27500027525269.

It is an arithmetic number, because the mean of its divisors is an integer number (27500027525269).

Almost surely, 2^{55000055050537} is an apocalyptic number.

It is an amenable number.

55000055050537 is a deficient number, since it is larger than the sum of its proper divisors (1).

55000055050537 is an equidigital number, since it uses as much as digits as its factorization.

55000055050537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 328125, while the sum is 40.

The spelling of 55000055050537 in words is "fifty-five trillion, fifty-five million, fifty thousand, five hundred thirty-seven".