37728991742 has 8 divisors (see below), whose sum is σ = 60946832856. Its totient is φ = 17413380792.

The previous prime is 37728991717. The next prime is 37728991777. The reversal of 37728991742 is 24719982773.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 725557508 + ... + 725557559.

It is an arithmetic number, because the mean of its divisors is an integer number (7618354107).

Almost surely, 2^37728991742 is an apocalyptic number.

37728991742 is a deficient number, since it is larger than the sum of its proper divisors (23217841114).

37728991742 is a wasteful number, since it uses less digits than its factorization.

37728991742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1451115082.

The product of its digits is 10668672, while the sum is 59.

The spelling of 37728991742 in words is "thirty-seven billion, seven hundred twenty-eight million, nine hundred ninety-one thousand, seven hundred forty-two".