20240242402 has 8 divisors (see below), whose sum is σ = 30492942300. Its totient is φ = 10075928304.

The previous prime is 20240242391. The next prime is 20240242447. The reversal of 20240242402 is 20424204202.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 16705821001 + 3534421401 = 129251^2 + 59451^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22095877 + ... + 22096792.

Almost surely, 2^20240242402 is an apocalyptic number.

20240242402 is a deficient number, since it is larger than the sum of its proper divisors (10252699898).

20240242402 is a wasteful number, since it uses less digits than its factorization.

20240242402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44192900.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 20240242402 its reverse (20424204202), we get a palindrome (40664446604).

The spelling of 20240242402 in words is "twenty billion, two hundred forty million, two hundred forty-two thousand, four hundred two".