47240149829 has 2 divisors, whose sum is σ = 47240149830. Its totient is φ = 47240149828.

The previous prime is 47240149819. The next prime is 47240149871. The reversal of 47240149829 is 92894104274.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32480329729 + 14759820100 = 180223^2 + 121490^2 .

It is a cyclic number.

It is not a de Polignac number, because 47240149829 - 2²⁴ = 47223372613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47240149819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23620074914 + 23620074915.

It is an arithmetic number, because the mean of its divisors is an integer number (23620074915).

Almost surely, 2^47240149829 is an apocalyptic number.

It is an amenable number.

47240149829 is a deficient number, since it is larger than the sum of its proper divisors (1).

47240149829 is an equidigital number, since it uses as much as digits as its factorization.

47240149829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1161216, while the sum is 50.

The spelling of 47240149829 in words is "forty-seven billion, two hundred forty million, one hundred forty-nine thousand, eight hundred twenty-nine".