78093933197877 has 48 divisors (see below), whose sum is σ = 115704454634496. Its totient is φ = 50726520864000.

The previous prime is 78093933197873. The next prime is 78093933197911. The reversal of 78093933197877 is 77879133939087.

78093933197877 is a `hidden beast` number, since 7 + 80 + 9 + 3 + 93 + 319 + 78 + 77 = 666.

It is not a de Polignac number, because 78093933197877 - 2² = 78093933197873 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 78093933197796 and 78093933197805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78093933197873) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2923648552 + ... + 2923675262.

It is an arithmetic number, because the mean of its divisors is an integer number (2410509471552).

Almost surely, 2^{78093933197877} is an apocalyptic number.

It is an amenable number.

78093933197877 is a deficient number, since it is larger than the sum of its proper divisors (37610521436619).

78093933197877 is a wasteful number, since it uses less digits than its factorization.

78093933197877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36802 (or 36799 counting only the distinct ones).

The product of its (nonzero) digits is 3024568512, while the sum is 81.

The spelling of 78093933197877 in words is "seventy-eight trillion, ninety-three billion, nine hundred thirty-three million, one hundred ninety-seven thousand, eight hundred seventy-seven".