2645345540101 has 16 divisors (see below), whose sum is σ = 2914586097408. Its totient is φ = 2380900392000.

The previous prime is 2645345540087. The next prime is 2645345540137. The reversal of 2645345540101 is 1010455435462.

It is a cyclic number.

It is not a de Polignac number, because 2645345540101 - 2³⁷ = 2507906586629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2645345540401) 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, 20213860 + ... + 20344306.

It is an arithmetic number, because the mean of its divisors is an integer number (182161631088).

Almost surely, 2^{2645345540101} is an apocalyptic number.

It is an amenable number.

2645345540101 is a deficient number, since it is larger than the sum of its proper divisors (269240557307).

2645345540101 is a wasteful number, since it uses less digits than its factorization.

2645345540101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148812.

The product of its (nonzero) digits is 288000, while the sum is 40.

It can be divided in two parts, 26453 and 45540101, that added together give a palindrome (45566554).

The spelling of 2645345540101 in words is "two trillion, six hundred forty-five billion, three hundred forty-five million, five hundred forty thousand, one hundred one".