42245311301523 has 48 divisors (see below), whose sum is σ = 66724062612480. Its totient is φ = 25543368446400.

The previous prime is 42245311301519. The next prime is 42245311301533. The reversal of 42245311301523 is 32510311354224.

42245311301523 is a `hidden beast` number, since 4 + 22 + 453 + 1 + 1 + 30 + 152 + 3 = 666.

It is not a de Polignac number, because 42245311301523 - 2² = 42245311301519 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42245311301533) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 163148265 + ... + 163406997.

It is an arithmetic number, because the mean of its divisors is an integer number (1390084637760).

Almost surely, 2^{42245311301523} is an apocalyptic number.

42245311301523 is a deficient number, since it is larger than the sum of its proper divisors (24478751310957).

42245311301523 is a wasteful number, since it uses less digits than its factorization.

42245311301523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262600 (or 262597 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 42245311301523 its reverse (32510311354224), we get a palindrome (74755622655747).

The spelling of 42245311301523 in words is "forty-two trillion, two hundred forty-five billion, three hundred eleven million, three hundred one thousand, five hundred twenty-three".