42504103501245 has 12 divisors (see below), whose sum is σ = 73673779402236. Its totient is φ = 22668855200640.

The previous prime is 42504103501241. The next prime is 42504103501261. The reversal of 42504103501245 is 54210530140524.

42504103501245 is a `hidden beast` number, since 4 + 2 + 5 + 0 + 4 + 103 + 501 + 2 + 45 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 28405265056281 + 14098838444964 = 5329659^2 + 3754842^2 .

It is not a de Polignac number, because 42504103501245 - 2² = 42504103501241 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42504103501241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 472267816636 + ... + 472267816725.

It is an arithmetic number, because the mean of its divisors is an integer number (6139481616853).

Almost surely, 2^{42504103501245} is an apocalyptic number.

42504103501245 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

42504103501245 is a deficient number, since it is larger than the sum of its proper divisors (31169675900991).

42504103501245 is a wasteful number, since it uses less digits than its factorization.

42504103501245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 944535633372 (or 944535633369 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 42504103501245 its reverse (54210530140524), we get a palindrome (96714633641769).

The spelling of 42504103501245 in words is "forty-two trillion, five hundred four billion, one hundred three million, five hundred one thousand, two hundred forty-five".