78958845346 has 16 divisors (see below), whose sum is σ = 119750431680. Its totient is φ = 39042946800.

The previous prime is 78958845299. The next prime is 78958845349. The reversal of 78958845346 is 64354885987.

It is not an unprimeable number, because it can be changed into a prime (78958845349) 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, 54006 + ... + 401041.

It is an arithmetic number, because the mean of its divisors is an integer number (7484401980).

Almost surely, 2^78958845346 is an apocalyptic number.

78958845346 is a deficient number, since it is larger than the sum of its proper divisors (40791586334).

78958845346 is a wasteful number, since it uses less digits than its factorization.

78958845346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456009.

The product of its digits is 232243200, while the sum is 67.

The spelling of 78958845346 in words is "seventy-eight billion, nine hundred fifty-eight million, eight hundred forty-five thousand, three hundred forty-six".