2345662513021 has 16 divisors (see below), whose sum is σ = 2422395360000. Its totient is φ = 2270131852608.

The previous prime is 2345662513001. The next prime is 2345662513037. The reversal of 2345662513021 is 1203152665432.

2345662513021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2345662513021 - 2²¹ = 2345660415869 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 (2345662513001) 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, 2097591 + ... + 3015163.

It is an arithmetic number, because the mean of its divisors is an integer number (151399710000).

Almost surely, 2^{2345662513021} is an apocalyptic number.

It is an amenable number.

2345662513021 is a deficient number, since it is larger than the sum of its proper divisors (76732846979).

2345662513021 is a wasteful number, since it uses less digits than its factorization.

2345662513021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918228.

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 2345662513021 in words is "two trillion, three hundred forty-five billion, six hundred sixty-two million, five hundred thirteen thousand, twenty-one".