42544428190299 has 24 divisors (see below), whose sum is σ = 70311251362560. Its totient is φ = 24283693559088.

The previous prime is 42544428190279. The next prime is 42544428190357. The reversal of 42544428190299 is 99209182444524.

It is a happy number.

42544428190299 is a `hidden beast` number, since 4 + 2 + 5 + 4 + 442 + 81 + 90 + 29 + 9 = 666.

42544428190299 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 42544428190299 - 2⁷ = 42544428190171 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (42544428190219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 380614009 + ... + 380725770.

It is an arithmetic number, because the mean of its divisors is an integer number (2929635473440).

Almost surely, 2^{42544428190299} is an apocalyptic number.

42544428190299 is a deficient number, since it is larger than the sum of its proper divisors (27766823172261).

42544428190299 is a wasteful number, since it uses less digits than its factorization.

42544428190299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761340679 (or 761340676 counting only the distinct ones).

The product of its (nonzero) digits is 59719680, while the sum is 63.

The spelling of 42544428190299 in words is "forty-two trillion, five hundred forty-four billion, four hundred twenty-eight million, one hundred ninety thousand, two hundred ninety-nine".