2620866840501 has 16 divisors (see below), whose sum is σ = 4300909687424. Its totient is φ = 1382435256384.

The previous prime is 2620866840497. The next prime is 2620866840569. The reversal of 2620866840501 is 1050486680262.

It is not a de Polignac number, because 2620866840501 - 2² = 2620866840497 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2620866842501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4800122146 + ... + 4800122691.

It is an arithmetic number, because the mean of its divisors is an integer number (268806855464).

Almost surely, 2^{2620866840501} is an apocalyptic number.

2620866840501 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2620866840501 is a deficient number, since it is larger than the sum of its proper divisors (1680042846923).

2620866840501 is a wasteful number, since it uses less digits than its factorization.

2620866840501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9600244860.

The product of its (nonzero) digits is 1105920, while the sum is 48.

The spelling of 2620866840501 in words is "two trillion, six hundred twenty billion, eight hundred sixty-six million, eight hundred forty thousand, five hundred one".