40025505463 has 2 divisors, whose sum is σ = 40025505464. Its totient is φ = 40025505462.

The previous prime is 40025505439. The next prime is 40025505467. The reversal of 40025505463 is 36450552004.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40025505463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40025505467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20012752731 + 20012752732.

It is an arithmetic number, because the mean of its divisors is an integer number (20012752732).

Almost surely, 2^40025505463 is an apocalyptic number.

40025505463 is a deficient number, since it is larger than the sum of its proper divisors (1).

40025505463 is an equidigital number, since it uses as much as digits as its factorization.

40025505463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72000, while the sum is 34.

The spelling of 40025505463 in words is "forty billion, twenty-five million, five hundred five thousand, four hundred sixty-three".