47990378503 has 2 divisors, whose sum is σ = 47990378504. Its totient is φ = 47990378502.

The previous prime is 47990378483. The next prime is 47990378551. The reversal of 47990378503 is 30587309974.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47990378503 - 2³³ = 39400443911 is a prime.

It is a super-2 number, since 2×47990378503² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47990348503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23995189251 + 23995189252.

It is an arithmetic number, because the mean of its divisors is an integer number (23995189252).

Almost surely, 2^47990378503 is an apocalyptic number.

47990378503 is a deficient number, since it is larger than the sum of its proper divisors (1).

47990378503 is an equidigital number, since it uses as much as digits as its factorization.

47990378503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5715360, while the sum is 55.

The spelling of 47990378503 in words is "forty-seven billion, nine hundred ninety million, three hundred seventy-eight thousand, five hundred three".