38426427395577 has 30 divisors (see below), whose sum is σ = 62157672738942. Its totient is φ = 23647032235008.

The previous prime is 38426427395549. The next prime is 38426427395599. The reversal of 38426427395577 is 77559372462483.

38426427395577 is a `hidden beast` number, since 3 + 8 + 4 + 2 + 6 + 42 + 7 + 3 + 9 + 5 + 577 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 3222010640016 + 35204416755561 = 1794996^2 + 5933331^2 .

It is not a de Polignac number, because 38426427395577 - 2¹⁶ = 38426427330041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38426427395537) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 1403537608 + ... + 1403564985.

Almost surely, 2^{38426427395577} is an apocalyptic number.

It is an amenable number.

38426427395577 is a deficient number, since it is larger than the sum of its proper divisors (23731245343365).

38426427395577 is a wasteful number, since it uses less digits than its factorization.

38426427395577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2807102631 (or 2807102609 counting only the distinct ones).

The product of its digits is 2133734400, while the sum is 72.

The spelling of 38426427395577 in words is "thirty-eight trillion, four hundred twenty-six billion, four hundred twenty-seven million, three hundred ninety-five thousand, five hundred seventy-seven".