39242678577 has 8 divisors (see below), whose sum is σ = 54127832640. Its totient is φ = 25259655120.

The previous prime is 39242678557. The next prime is 39242678581. The reversal of 39242678577 is 77587624293.

It is a happy number.

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

It is not a de Polignac number, because 39242678577 - 2⁶ = 39242678513 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 39242678577.

It is not an unprimeable number, because it can be changed into a prime (39242678507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225532549 + ... + 225532722.

It is an arithmetic number, because the mean of its divisors is an integer number (6765979080).

Almost surely, 2^39242678577 is an apocalyptic number.

It is an amenable number.

39242678577 is a deficient number, since it is larger than the sum of its proper divisors (14885154063).

39242678577 is a wasteful number, since it uses less digits than its factorization.

39242678577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451065303.

The product of its digits is 35562240, while the sum is 60.

The spelling of 39242678577 in words is "thirty-nine billion, two hundred forty-two million, six hundred seventy-eight thousand, five hundred seventy-seven".