40653523471189 has 2 divisors, whose sum is σ = 40653523471190. Its totient is φ = 40653523471188.

The previous prime is 40653523471129. The next prime is 40653523471213. The reversal of 40653523471189 is 98117432535604.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34170220980900 + 6483302490289 = 5845530^2 + 2546233^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40653523471189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40653523471129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20326761735594 + 20326761735595.

It is an arithmetic number, because the mean of its divisors is an integer number (20326761735595).

It is a 1-persistent number, because it is pandigital, but 2⋅40653523471189 = 81307046942378 is not.

Almost surely, 2^{40653523471189} is an apocalyptic number.

It is an amenable number.

40653523471189 is a deficient number, since it is larger than the sum of its proper divisors (1).

40653523471189 is an equidigital number, since it uses as much as digits as its factorization.

40653523471189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21772800, while the sum is 58.

The spelling of 40653523471189 in words is "forty trillion, six hundred fifty-three billion, five hundred twenty-three million, four hundred seventy-one thousand, one hundred eighty-nine".