223504540245 has 128 divisors (see below), whose sum is σ = 478625280000. Its totient is φ = 96670298880.

The previous prime is 223504540243. The next prime is 223504540247. The reversal of 223504540245 is 542045405322.

223504540245 is a `hidden beast` number, since 2 + 23 + 50 + 4 + 540 + 2 + 45 = 666.

It is an interprime number because it is at equal distance from previous prime (223504540243) and next prime (223504540247).

It is not a de Polignac number, because 223504540245 - 2¹ = 223504540243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223504540243) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 14553831 + ... + 14569179.

It is an arithmetic number, because the mean of its divisors is an integer number (3739260000).

Almost surely, 2^223504540245 is an apocalyptic number.

It is an amenable number.

223504540245 is an abundant number, since it is smaller than the sum of its proper divisors (255120739755).

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

223504540245 is a wasteful number, since it uses less digits than its factorization.

223504540245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16200 (or 16194 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 36.

Adding to 223504540245 its reverse (542045405322), we get a palindrome (765549945567).

The spelling of 223504540245 in words is "two hundred twenty-three billion, five hundred four million, five hundred forty thousand, two hundred forty-five".