37985832445 has 16 divisors (see below), whose sum is σ = 49817855808. Its totient is φ = 27575533440.

The previous prime is 37985832419. The next prime is 37985832473. The reversal of 37985832445 is 54423858973.

It is a happy number.

It is not a de Polignac number, because 37985832445 - 2¹⁹ = 37985308157 is a prime.

It is a super-2 number, since 2×37985832445² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 37985832445.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 601224 + ... + 661393.

It is an arithmetic number, because the mean of its divisors is an integer number (3113615988).

Almost surely, 2^37985832445 is an apocalyptic number.

It is an amenable number.

37985832445 is a deficient number, since it is larger than the sum of its proper divisors (11832023363).

37985832445 is a wasteful number, since it uses less digits than its factorization.

37985832445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263180.

The product of its digits is 29030400, while the sum is 58.

The spelling of 37985832445 in words is "thirty-seven billion, nine hundred eighty-five million, eight hundred thirty-two thousand, four hundred forty-five".