78475318676001 has 12 divisors (see below), whose sum is σ = 122072717940628. Its totient is φ = 48292503800544.

The previous prime is 78475318675993. The next prime is 78475318676089. The reversal of 78475318676001 is 10067681357487.

78475318676001 is a `hidden beast` number, since 7 + 8 + 4 + 7 + 5 + 3 + 18 + 6 + 7 + 600 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 17075572707600 + 61399745968401 = 4132260^2 + 7835799^2 .

It is not a de Polignac number, because 78475318676001 - 2³ = 78475318675993 is a prime.

It is a super-2 number, since 2×78475318676001² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 78475318676001.

It is not an unprimeable number, because it can be changed into a prime (78475318672001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 335364609610 + ... + 335364609843.

Almost surely, 2^{78475318676001} is an apocalyptic number.

It is an amenable number.

78475318676001 is a deficient number, since it is larger than the sum of its proper divisors (43597399264627).

78475318676001 is a wasteful number, since it uses less digits than its factorization.

78475318676001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670729219472 (or 670729219469 counting only the distinct ones).

The product of its (nonzero) digits is 47416320, while the sum is 63.

The spelling of 78475318676001 in words is "seventy-eight trillion, four hundred seventy-five billion, three hundred eighteen million, six hundred seventy-six thousand, one".