40008954459433 has 2 divisors, whose sum is σ = 40008954459434. Its totient is φ = 40008954459432.

The previous prime is 40008954459413. The next prime is 40008954459437. The reversal of 40008954459433 is 33495445980004.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36870058373184 + 3138896086249 = 6072072^2 + 1771693^2 .

It is a cyclic number.

It is not a de Polignac number, because 40008954459433 - 2⁴¹ = 37809931203881 is a prime.

It is not a weakly prime, because it can be changed into another prime (40008954459437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20004477229716 + 20004477229717.

It is an arithmetic number, because the mean of its divisors is an integer number (20004477229717).

Almost surely, 2^{40008954459433} is an apocalyptic number.

It is an amenable number.

40008954459433 is a deficient number, since it is larger than the sum of its proper divisors (1).

40008954459433 is an equidigital number, since it uses as much as digits as its factorization.

40008954459433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37324800, while the sum is 58.

The spelling of 40008954459433 in words is "forty trillion, eight billion, nine hundred fifty-four million, four hundred fifty-nine thousand, four hundred thirty-three".