38452868577 has 6 divisors (see below), whose sum is σ = 55543032402. Its totient is φ = 25635245712.

The previous prime is 38452868569. The next prime is 38452868593. The reversal of 38452868577 is 77586825483.

38452868577 is a `hidden beast` number, since 3 + 8 + 4 + 52 + 8 + 6 + 8 + 577 = 666.

It can be written as a sum of positive squares in only one way, i.e., 27217080576 + 11235788001 = 164976^2 + 105999^2 .

It is not a de Polignac number, because 38452868577 - 2³ = 38452868569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38452868777) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2136270468 + ... + 2136270485.

It is an arithmetic number, because the mean of its divisors is an integer number (9257172067).

Almost surely, 2^38452868577 is an apocalyptic number.

It is an amenable number.

38452868577 is a deficient number, since it is larger than the sum of its proper divisors (17090163825).

38452868577 is a wasteful number, since it uses less digits than its factorization.

38452868577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4272540959 (or 4272540956 counting only the distinct ones).

The product of its digits is 90316800, while the sum is 63.

The spelling of 38452868577 in words is "thirty-eight billion, four hundred fifty-two million, eight hundred sixty-eight thousand, five hundred seventy-seven".