47783474399 has 2 divisors, whose sum is σ = 47783474400. Its totient is φ = 47783474398.

The previous prime is 47783474383. The next prime is 47783474411. The reversal of 47783474399 is 99347438774.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47783474399 - 2⁴ = 47783474383 is a prime.

It is a super-2 number, since 2×47783474399² (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 (47783474359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23891737199 + 23891737200.

It is an arithmetic number, because the mean of its divisors is an integer number (23891737200).

Almost surely, 2^47783474399 is an apocalyptic number.

47783474399 is a deficient number, since it is larger than the sum of its proper divisors (1).

47783474399 is an equidigital number, since it uses as much as digits as its factorization.

47783474399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 128024064, while the sum is 65.

The spelling of 47783474399 in words is "forty-seven billion, seven hundred eighty-three million, four hundred seventy-four thousand, three hundred ninety-nine".