37798493768 has 48 divisors (see below), whose sum is σ = 82584094320. Its totient is φ = 16171659168.

The previous prime is 37798493729. The next prime is 37798493797. The reversal of 37798493768 is 86739489773.

It is a super-2 number, since 2×37798493768² (a number of 22 digits) contains 22 as substring.

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 11 ways as a sum of consecutive naturals, for example, 147971 + ... + 312237.

It is an arithmetic number, because the mean of its divisors is an integer number (1720501965).

Almost surely, 2^37798493768 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 37798493768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41292047160).

37798493768 is an abundant number, since it is smaller than the sum of its proper divisors (44785600552).

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

37798493768 is a wasteful number, since it uses less digits than its factorization.

37798493768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164874 (or 164863 counting only the distinct ones).

The product of its digits is 384072192, while the sum is 71.

The spelling of 37798493768 in words is "thirty-seven billion, seven hundred ninety-eight million, four hundred ninety-three thousand, seven hundred sixty-eight".