37681049816 has 32 divisors (see below), whose sum is σ = 73809792000. Its totient is φ = 18013084320.

The previous prime is 37681049803. The next prime is 37681049821. The reversal of 37681049816 is 61894018673.

37681049816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 894716 + ... + 935883.

It is an arithmetic number, because the mean of its divisors is an integer number (2306556000).

Almost surely, 2^37681049816 is an apocalyptic number.

It is an amenable number.

37681049816 is a deficient number, since it is larger than the sum of its proper divisors (36128742184).

37681049816 is a wasteful number, since it uses less digits than its factorization.

37681049816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1830719 (or 1830715 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 53.

The spelling of 37681049816 in words is "thirty-seven billion, six hundred eighty-one million, forty-nine thousand, eight hundred sixteen".