78042263016 has 64 divisors (see below), whose sum is σ = 197101486080. Its totient is φ = 25748936640.

The previous prime is 78042263009. The next prime is 78042263017. The reversal of 78042263016 is 61036224087.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (78042263017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1283985 + ... + 1343391.

It is an arithmetic number, because the mean of its divisors is an integer number (3079710720).

Almost surely, 2^78042263016 is an apocalyptic number.

It is an amenable number.

78042263016 is an abundant number, since it is smaller than the sum of its proper divisors (119059223064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

78042263016 is a wasteful number, since it uses less digits than its factorization.

78042263016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59974 (or 59970 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 39.

The spelling of 78042263016 in words is "seventy-eight billion, forty-two million, two hundred sixty-three thousand, sixteen".