42878310771002 has 8 divisors (see below), whose sum is σ = 73505675607456. Its totient is φ = 18376418901852.

The previous prime is 42878310770993. The next prime is 42878310771013. The reversal of 42878310771002 is 20017701387824.

It is a happy number.

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

It is a super-2 number, since 2×42878310771002² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1531368241808 + ... + 1531368241835.

It is an arithmetic number, because the mean of its divisors is an integer number (9188209450932).

Almost surely, 2^{42878310771002} is an apocalyptic number.

42878310771002 is a deficient number, since it is larger than the sum of its proper divisors (30627364836454).

42878310771002 is a wasteful number, since it uses less digits than its factorization.

42878310771002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3062736483652.

The product of its (nonzero) digits is 1053696, while the sum is 50.

The spelling of 42878310771002 in words is "forty-two trillion, eight hundred seventy-eight billion, three hundred ten million, seven hundred seventy-one thousand, two".