38425765172771 has 4 divisors (see below), whose sum is σ = 38575281769032. Its totient is φ = 38276248576512.

The previous prime is 38425765172747. The next prime is 38425765172777. The reversal of 38425765172771 is 17727156752483.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 38425765172771 - 2³⁴ = 38408585303587 is a prime.

It is a super-2 number, since 2×38425765172771² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 38425765172698 and 38425765172707.

It is not an unprimeable number, because it can be changed into a prime (38425765172777) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74758297745 + ... + 74758298258.

It is an arithmetic number, because the mean of its divisors is an integer number (9643820442258).

Almost surely, 2^{38425765172771} is an apocalyptic number.

38425765172771 is a deficient number, since it is larger than the sum of its proper divisors (149516596261).

38425765172771 is a wasteful number, since it uses less digits than its factorization.

38425765172771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149516596260.

The product of its digits is 138297600, while the sum is 65.

The spelling of 38425765172771 in words is "thirty-eight trillion, four hundred twenty-five billion, seven hundred sixty-five million, one hundred seventy-two thousand, seven hundred seventy-one".