78261100600041 has 48 divisors (see below), whose sum is σ = 124372312064000. Its totient is φ = 49038865818768.

The previous prime is 78261100600037. The next prime is 78261100600043. The reversal of 78261100600041 is 14000600116287.

It is a happy number.

78261100600041 is a `hidden beast` number, since 7 + 8 + 2 + 6 + 1 + 1 + 0 + 0 + 600 + 0 + 41 = 666.

It is not a de Polignac number, because 78261100600041 - 2² = 78261100600037 is a prime.

It is a super-2 number, since 2×78261100600041² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 78261100599969 and 78261100600005.

It is not an unprimeable number, because it can be changed into a prime (78261100600043) 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, 66148441 + ... + 67321158.

Almost surely, 2^{78261100600041} is an apocalyptic number.

It is an amenable number.

78261100600041 is a deficient number, since it is larger than the sum of its proper divisors (46111211463959).

78261100600041 is a wasteful number, since it uses less digits than its factorization.

78261100600041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133469760 (or 133469748 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The spelling of 78261100600041 in words is "seventy-eight trillion, two hundred sixty-one billion, one hundred million, six hundred thousand, forty-one".