9416650381 has 2 divisors, whose sum is σ = 9416650382. Its totient is φ = 9416650380.

The previous prime is 9416650333. The next prime is 9416650393. The reversal of 9416650381 is 1830566149.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6296422500 + 3120227881 = 79350^2 + 55859^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9416650381 is a prime.

It is a super-2 number, since 2×9416650381² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9416650301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4708325190 + 4708325191.

It is an arithmetic number, because the mean of its divisors is an integer number (4708325191).

Almost surely, 2^9416650381 is an apocalyptic number.

It is an amenable number.

9416650381 is a deficient number, since it is larger than the sum of its proper divisors (1).

9416650381 is an equidigital number, since it uses as much as digits as its factorization.

9416650381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 9416650381 is about 97039.4269408059. The cubic root of 9416650381 is about 2111.6996540834.

The spelling of 9416650381 in words is "nine billion, four hundred sixteen million, six hundred fifty thousand, three hundred eighty-one".