40225052477 has 2 divisors, whose sum is σ = 40225052478. Its totient is φ = 40225052476.

The previous prime is 40225052393. The next prime is 40225052557. The reversal of 40225052477 is 77425052204.

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., 40010400676 + 214651801 = 200026^2 + 14651^2 .

It is a cyclic number.

It is not a de Polignac number, because 40225052477 - 2⁸ = 40225052221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40225052477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40225052677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20112526238 + 20112526239.

It is an arithmetic number, because the mean of its divisors is an integer number (20112526239).

Almost surely, 2^40225052477 is an apocalyptic number.

It is an amenable number.

40225052477 is a deficient number, since it is larger than the sum of its proper divisors (1).

40225052477 is an equidigital number, since it uses as much as digits as its factorization.

40225052477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 156800, while the sum is 38.

The spelling of 40225052477 in words is "forty billion, two hundred twenty-five million, fifty-two thousand, four hundred seventy-seven".