78651253045 has 16 divisors (see below), whose sum is σ = 99802321920. Its totient is φ = 59406134400.

The previous prime is 78651253013. The next prime is 78651253081. The reversal of 78651253045 is 54035215687.

It is not a de Polignac number, because 78651253045 - 2⁵ = 78651253013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 78651252986 and 78651253004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6181785 + ... + 6194494.

It is an arithmetic number, because the mean of its divisors is an integer number (6237645120).

Almost surely, 2^78651253045 is an apocalyptic number.

It is an amenable number.

78651253045 is a deficient number, since it is larger than the sum of its proper divisors (21151068875).

78651253045 is a wasteful number, since it uses less digits than its factorization.

78651253045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12376356.

The product of its (nonzero) digits is 1008000, while the sum is 46.

The spelling of 78651253045 in words is "seventy-eight billion, six hundred fifty-one million, two hundred fifty-three thousand, forty-five".