47418537379 has 2 divisors, whose sum is σ = 47418537380. Its totient is φ = 47418537378.

The previous prime is 47418537281. The next prime is 47418537431. The reversal of 47418537379 is 97373581474.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47418537379 - 2¹¹ = 47418535331 is a prime.

It is not a weakly prime, because it can be changed into another prime (47418537079) 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, 23709268689 + 23709268690.

It is an arithmetic number, because the mean of its divisors is an integer number (23709268690).

Almost surely, 2^47418537379 is an apocalyptic number.

47418537379 is a deficient number, since it is larger than the sum of its proper divisors (1).

47418537379 is an equidigital number, since it uses as much as digits as its factorization.

47418537379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17781120, while the sum is 58.

The spelling of 47418537379 in words is "forty-seven billion, four hundred eighteen million, five hundred thirty-seven thousand, three hundred seventy-nine".