4023562640344 has 32 divisors (see below), whose sum is σ = 8297363229120. Its totient is φ = 1817517655296.

The previous prime is 4023562640341. The next prime is 4023562640359. The reversal of 4023562640344 is 4430462653204.

It is a self number, because there is not a number n which added to its sum of digits gives 4023562640344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4023562640341) 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, 411570669 + ... + 411580444.

It is an arithmetic number, because the mean of its divisors is an integer number (259292600910).

Almost surely, 2^{4023562640344} is an apocalyptic number.

It is an amenable number.

4023562640344 is an abundant number, since it is smaller than the sum of its proper divisors (4273800588776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4023562640344 is a wasteful number, since it uses less digits than its factorization.

4023562640344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 823151179 (or 823151175 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 43.

The spelling of 4023562640344 in words is "four trillion, twenty-three billion, five hundred sixty-two million, six hundred forty thousand, three hundred forty-four".