53706950417 has 2 divisors, whose sum is σ = 53706950418. Its totient is φ = 53706950416.

The previous prime is 53706950383. The next prime is 53706950441. The reversal of 53706950417 is 71405960735.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46839347776 + 6867602641 = 216424^2 + 82871^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53706950417 is a prime.

It is not a weakly prime, because it can be changed into another prime (53706950447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26853475208 + 26853475209.

It is an arithmetic number, because the mean of its divisors is an integer number (26853475209).

Almost surely, 2^53706950417 is an apocalyptic number.

It is an amenable number.

53706950417 is a deficient number, since it is larger than the sum of its proper divisors (1).

53706950417 is an equidigital number, since it uses as much as digits as its factorization.

53706950417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 793800, while the sum is 47.

The spelling of 53706950417 in words is "fifty-three billion, seven hundred six million, nine hundred fifty thousand, four hundred seventeen".