37042187645 has 16 divisors (see below), whose sum is σ = 44539387392. Its totient is φ = 29574642240.

The previous prime is 37042187627. The next prime is 37042187801. The reversal of 37042187645 is 54678124073.

It is not a de Polignac number, because 37042187645 - 2¹⁶ = 37042122109 is a prime.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 37042187645.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 6007334 + ... + 6013496.

It is an arithmetic number, because the mean of its divisors is an integer number (2783711712).

Almost surely, 2^37042187645 is an apocalyptic number.

It is an amenable number.

37042187645 is a deficient number, since it is larger than the sum of its proper divisors (7497199747).

37042187645 is a wasteful number, since it uses less digits than its factorization.

37042187645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8372.

The product of its (nonzero) digits is 1128960, while the sum is 47.

The spelling of 37042187645 in words is "thirty-seven billion, forty-two million, one hundred eighty-seven thousand, six hundred forty-five".