20246042003 has 16 divisors (see below), whose sum is σ = 22167250560. Its totient is φ = 18338404800.

The previous prime is 20246041979. The next prime is 20246042017. The reversal of 20246042003 is 30024064202.

It is a cyclic number.

It is not a de Polignac number, because 20246042003 - 2¹⁶ = 20245976467 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20246042003.

It is not an unprimeable number, because it can be changed into a prime (20246042053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3906668 + ... + 3911846.

It is an arithmetic number, because the mean of its divisors is an integer number (1385453160).

Almost surely, 2^20246042003 is an apocalyptic number.

20246042003 is a deficient number, since it is larger than the sum of its proper divisors (1921208557).

20246042003 is a wasteful number, since it uses less digits than its factorization.

20246042003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6418.

The product of its (nonzero) digits is 2304, while the sum is 23.

The spelling of 20246042003 in words is "twenty billion, two hundred forty-six million, forty-two thousand, three".