2645511520201 has 8 divisors (see below), whose sum is σ = 2895862443264. Its totient is φ = 2396802243120.

The previous prime is 2645511520187. The next prime is 2645511520243. The reversal of 2645511520201 is 1020251155462.

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

It is a cyclic number.

It is not a de Polignac number, because 2645511520201 - 2²⁷ = 2645377302473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2645511620201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 410408121 + ... + 410414566.

It is an arithmetic number, because the mean of its divisors is an integer number (361982805408).

Almost surely, 2^{2645511520201} is an apocalyptic number.

It is an amenable number.

2645511520201 is a deficient number, since it is larger than the sum of its proper divisors (250350923063).

2645511520201 is a wasteful number, since it uses less digits than its factorization.

2645511520201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820822991.

The product of its (nonzero) digits is 24000, while the sum is 34.

Adding to 2645511520201 its reverse (1020251155462), we get a palindrome (3665762675663).

The spelling of 2645511520201 in words is "two trillion, six hundred forty-five billion, five hundred eleven million, five hundred twenty thousand, two hundred one".