47692457929 has 2 divisors, whose sum is σ = 47692457930. Its totient is φ = 47692457928.

The previous prime is 47692457903. The next prime is 47692457957. The reversal of 47692457929 is 92975429674.

47692457929 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38384646400 + 9307811529 = 195920^2 + 96477^2 .

It is a cyclic number.

It is not a de Polignac number, because 47692457929 - 2⁷ = 47692457801 is a prime.

It is not a weakly prime, because it can be changed into another prime (47692457999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23846228964 + 23846228965.

It is an arithmetic number, because the mean of its divisors is an integer number (23846228965).

Almost surely, 2^47692457929 is an apocalyptic number.

It is an amenable number.

47692457929 is a deficient number, since it is larger than the sum of its proper divisors (1).

47692457929 is an equidigital number, since it uses as much as digits as its factorization.

47692457929 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68584320, while the sum is 64.

The spelling of 47692457929 in words is "forty-seven billion, six hundred ninety-two million, four hundred fifty-seven thousand, nine hundred twenty-nine".