47531408891803 has 2 divisors, whose sum is σ = 47531408891804. Its totient is φ = 47531408891802.

The previous prime is 47531408891797. The next prime is 47531408891947. The reversal of 47531408891803 is 30819880413574.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47531408891803 - 2¹³ = 47531408883611 is a prime.

It is not a weakly prime, because it can be changed into another prime (47531408091803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23765704445901 + 23765704445902.

It is an arithmetic number, because the mean of its divisors is an integer number (23765704445902).

Almost surely, 2^{47531408891803} is an apocalyptic number.

47531408891803 is a deficient number, since it is larger than the sum of its proper divisors (1).

47531408891803 is an equidigital number, since it uses as much as digits as its factorization.

47531408891803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23224320, while the sum is 61.

The spelling of 47531408891803 in words is "forty-seven trillion, five hundred thirty-one billion, four hundred eight million, eight hundred ninety-one thousand, eight hundred three".