20260953501 has 16 divisors (see below), whose sum is σ = 27950707200. Its totient is φ = 13039403328.

The previous prime is 20260953491. The next prime is 20260953511. The reversal of 20260953501 is 10535906202.

It is an interprime number because it is at equal distance from previous prime (20260953491) and next prime (20260953511).

It is not a de Polignac number, because 20260953501 - 2¹⁰ = 20260952477 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20260953511) 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, 652020 + ... + 682386.

It is an arithmetic number, because the mean of its divisors is an integer number (1746919200).

Almost surely, 2^20260953501 is an apocalyptic number.

It is an amenable number.

20260953501 is a deficient number, since it is larger than the sum of its proper divisors (7689753699).

20260953501 is a wasteful number, since it uses less digits than its factorization.

20260953501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38068.

The product of its (nonzero) digits is 16200, while the sum is 33.

The spelling of 20260953501 in words is "twenty billion, two hundred sixty million, nine hundred fifty-three thousand, five hundred one".