4345203540 has 48 divisors (see below), whose sum is σ = 12172087872. Its totient is φ = 1158195456.

The previous prime is 4345203497. The next prime is 4345203559. The reversal of 4345203540 is 453025434.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 4345203498 and 4345203507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127387 + ... + 157853.

It is an arithmetic number, because the mean of its divisors is an integer number (253585164).

Almost surely, 2^4345203540 is an apocalyptic number.

It is an amenable number.

4345203540 is an abundant number, since it is smaller than the sum of its proper divisors (7826884332).

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

4345203540 is a wasteful number, since it uses less digits than its factorization.

4345203540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32856 (or 32854 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

The square root of 4345203540 is about 65918.1578929509. The cubic root of 4345203540 is about 1631.8116958224.

Adding to 4345203540 its reverse (453025434), we get a palindrome (4798228974).

The spelling of 4345203540 in words is "four billion, three hundred forty-five million, two hundred three thousand, five hundred forty".