20246002464242 has 8 divisors (see below), whose sum is σ = 32155415678556. Its totient is φ = 9527530571392.

The previous prime is 20246002464229. The next prime is 20246002464253. The reversal of 20246002464242 is 24246420064202.

It can be written as a sum of positive squares in 2 ways, for example, as 19397321169121 + 848681295121 = 4404239^2 + 921239^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 20246002464196 and 20246002464205.

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, 297735330323 + ... + 297735330390.

Almost surely, 2^{20246002464242} is an apocalyptic number.

20246002464242 is a deficient number, since it is larger than the sum of its proper divisors (11909413214314).

20246002464242 is a wasteful number, since it uses less digits than its factorization.

20246002464242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595470660732.

The product of its (nonzero) digits is 294912, while the sum is 38.

The spelling of 20246002464242 in words is "twenty trillion, two hundred forty-six billion, two million, four hundred sixty-four thousand, two hundred forty-two".