42501452499 has 12 divisors (see below), whose sum is σ = 66971985912. Its totient is φ = 25758456000.

The previous prime is 42501452489. The next prime is 42501452533. The reversal of 42501452499 is 99425410524.

42501452499 is a `hidden beast` number, since 4 + 2 + 501 + 4 + 52 + 4 + 99 = 666.

42501452499 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42501452499 - 2⁵ = 42501452467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42501452419) 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, 214653702 + ... + 214653899.

It is an arithmetic number, because the mean of its divisors is an integer number (5580998826).

Almost surely, 2^42501452499 is an apocalyptic number.

42501452499 is a deficient number, since it is larger than the sum of its proper divisors (24470533413).

42501452499 is a wasteful number, since it uses less digits than its factorization.

42501452499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429307618 (or 429307615 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The spelling of 42501452499 in words is "forty-two billion, five hundred one million, four hundred fifty-two thousand, four hundred ninety-nine".