20240235429 has 32 divisors (see below), whose sum is σ = 27887763456. Its totient is φ = 13050847680.

The previous prime is 20240235413. The next prime is 20240235443. The reversal of 20240235429 is 92453204202.

It is not a de Polignac number, because 20240235429 - 2⁴ = 20240235413 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 20240235429.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20240235529) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4225774 + ... + 4230560.

It is an arithmetic number, because the mean of its divisors is an integer number (871492608).

Almost surely, 2^20240235429 is an apocalyptic number.

It is an amenable number.

20240235429 is a deficient number, since it is larger than the sum of its proper divisors (7647528027).

20240235429 is a wasteful number, since it uses less digits than its factorization.

20240235429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5185.

The product of its (nonzero) digits is 34560, while the sum is 33.

The spelling of 20240235429 in words is "twenty billion, two hundred forty million, two hundred thirty-five thousand, four hundred twenty-nine".