40401530263 has 2 divisors, whose sum is σ = 40401530264. Its totient is φ = 40401530262.

The previous prime is 40401530203. The next prime is 40401530311. The reversal of 40401530263 is 36203510404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40401530263 - 2¹³ = 40401522071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40401530203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20200765131 + 20200765132.

It is an arithmetic number, because the mean of its divisors is an integer number (20200765132).

Almost surely, 2^40401530263 is an apocalyptic number.

40401530263 is a deficient number, since it is larger than the sum of its proper divisors (1).

40401530263 is an equidigital number, since it uses as much as digits as its factorization.

40401530263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 28.

The spelling of 40401530263 in words is "forty billion, four hundred one million, five hundred thirty thousand, two hundred sixty-three".