42501452545 has 8 divisors (see below), whose sum is σ = 53686045440. Its totient is φ = 32211627120.

The previous prime is 42501452533. The next prime is 42501452563. The reversal of 42501452545 is 54525410524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42501452545 - 2⁷ = 42501452417 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223691761 + ... + 223691950.

It is an arithmetic number, because the mean of its divisors is an integer number (6710755680).

Almost surely, 2^42501452545 is an apocalyptic number.

It is an amenable number.

42501452545 is a deficient number, since it is larger than the sum of its proper divisors (11184592895).

42501452545 is a wasteful number, since it uses less digits than its factorization.

42501452545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447383735.

The product of its (nonzero) digits is 160000, while the sum is 37.

The spelling of 42501452545 in words is "forty-two billion, five hundred one million, four hundred fifty-two thousand, five hundred forty-five".