78826601073 has 24 divisors (see below), whose sum is σ = 119252132608. Its totient is φ = 46232604000.

The previous prime is 78826601071. The next prime is 78826601129. The reversal of 78826601073 is 37010662887.

It is not a de Polignac number, because 78826601073 - 2¹ = 78826601071 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (78826601071) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3491218 + ... + 3513723.

Almost surely, 2^78826601073 is an apocalyptic number.

It is an amenable number.

78826601073 is a deficient number, since it is larger than the sum of its proper divisors (40425531535).

78826601073 is a wasteful number, since it uses less digits than its factorization.

78826601073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7004997 (or 7004986 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 48.

The spelling of 78826601073 in words is "seventy-eight billion, eight hundred twenty-six million, six hundred one thousand, seventy-three".