80620487636078 has 32 divisors (see below), whose sum is σ = 130834643337216. Its totient is φ = 37037629754208.

The previous prime is 80620487636077. The next prime is 80620487636089. The reversal of 80620487636078 is 87063678402608.

It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80620487636077) 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, 42481025 + ... + 44338227.

It is an arithmetic number, because the mean of its divisors is an integer number (4088582604288).

Almost surely, 2^{80620487636078} is an apocalyptic number.

80620487636078 is a deficient number, since it is larger than the sum of its proper divisors (50214155701138).

80620487636078 is a wasteful number, since it uses less digits than its factorization.

80620487636078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1864928.

The product of its (nonzero) digits is 130056192, while the sum is 65.

The spelling of 80620487636078 in words is "eighty trillion, six hundred twenty billion, four hundred eighty-seven million, six hundred thirty-six thousand, seventy-eight".