78892603485 has 32 divisors (see below), whose sum is σ = 133303339008. Its totient is φ = 39761747520.

The previous prime is 78892603423. The next prime is 78892603513. The reversal of 78892603485 is 58430629887.

It is not a de Polignac number, because 78892603485 - 2⁹ = 78892602973 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1348921 + ... + 1406190.

It is an arithmetic number, because the mean of its divisors is an integer number (4165729344).

Almost surely, 2^78892603485 is an apocalyptic number.

It is an amenable number.

78892603485 is a deficient number, since it is larger than the sum of its proper divisors (54410735523).

78892603485 is a wasteful number, since it uses less digits than its factorization.

78892603485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2755225.

The product of its (nonzero) digits is 23224320, while the sum is 60.

The spelling of 78892603485 in words is "seventy-eight billion, eight hundred ninety-two million, six hundred three thousand, four hundred eighty-five".