37444818894 has 32 divisors (see below), whose sum is σ = 85718096640. Its totient is φ = 10682277312.

The previous prime is 37444818857. The next prime is 37444818899. The reversal of 37444818894 is 49881844473.

It is a super-2 number, since 2×37444818894² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37444818899) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 648759 + ... + 704114.

It is an arithmetic number, because the mean of its divisors is an integer number (2678690520).

Almost surely, 2^37444818894 is an apocalyptic number.

37444818894 is an abundant number, since it is smaller than the sum of its proper divisors (48273277746).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

37444818894 is a wasteful number, since it uses less digits than its factorization.

37444818894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1353544.

The product of its digits is 24772608, while the sum is 60.

The spelling of 37444818894 in words is "thirty-seven billion, four hundred forty-four million, eight hundred eighteen thousand, eight hundred ninety-four".