38427747601 has 8 divisors (see below), whose sum is σ = 39469293864. Its totient is φ = 37386357120.

The previous prime is 38427747599. The next prime is 38427747629. The reversal of 38427747601 is 10674772483.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 23409000000 + 15018747601 = 153000^2 + 122551^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 38427747601 - 2¹ = 38427747599 is a prime.

It is a super-2 number, since 2×38427747601² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (38427747101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 602061 + ... + 662821.

It is an arithmetic number, because the mean of its divisors is an integer number (4933661733).

Almost surely, 2^38427747601 is an apocalyptic number.

It is an amenable number.

38427747601 is a deficient number, since it is larger than the sum of its proper divisors (1041546263).

38427747601 is a wasteful number, since it uses less digits than its factorization.

38427747601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77891.

The product of its (nonzero) digits is 1580544, while the sum is 49.

The spelling of 38427747601 in words is "thirty-eight billion, four hundred twenty-seven million, seven hundred forty-seven thousand, six hundred one".