40621203047 has 2 divisors, whose sum is σ = 40621203048. Its totient is φ = 40621203046.

The previous prime is 40621203043. The next prime is 40621203067. The reversal of 40621203047 is 74030212604.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40621203047 - 2² = 40621203043 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40621203041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20310601523 + 20310601524.

It is an arithmetic number, because the mean of its divisors is an integer number (20310601524).

Almost surely, 2^40621203047 is an apocalyptic number.

40621203047 is a deficient number, since it is larger than the sum of its proper divisors (1).

40621203047 is an equidigital number, since it uses as much as digits as its factorization.

40621203047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 29.

The spelling of 40621203047 in words is "forty billion, six hundred twenty-one million, two hundred three thousand, forty-seven".