240023425503 has 4 divisors (see below), whose sum is σ = 320031234008. Its totient is φ = 160015617000.

The previous prime is 240023425483. The next prime is 240023425541. The reversal of 240023425503 is 305524320042.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 240023425503 - 2¹⁷ = 240023294431 is a prime.

It is a super-2 number, since 2×240023425503² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240023425303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40003904248 + ... + 40003904253.

It is an arithmetic number, because the mean of its divisors is an integer number (80007808502).

Almost surely, 2^240023425503 is an apocalyptic number.

240023425503 is a deficient number, since it is larger than the sum of its proper divisors (80007808505).

240023425503 is an equidigital number, since it uses as much as digits as its factorization.

240023425503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80007808504.

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

Adding to 240023425503 its reverse (305524320042), we get a palindrome (545547745545).

The spelling of 240023425503 in words is "two hundred forty billion, twenty-three million, four hundred twenty-five thousand, five hundred three".