78417876801 has 8 divisors (see below), whose sum is σ = 114062366304. Its totient is φ = 47525985920.

The previous prime is 78417876767. The next prime is 78417876827. The reversal of 78417876801 is 10867871487.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 78417876801 - 2¹⁸ = 78417614657 is a prime.

It is a super-2 number, since 2×78417876801² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (78417876001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1188149616 + ... + 1188149681.

It is an arithmetic number, because the mean of its divisors is an integer number (14257795788).

Almost surely, 2^78417876801 is an apocalyptic number.

It is an amenable number.

78417876801 is a deficient number, since it is larger than the sum of its proper divisors (35644489503).

78417876801 is a wasteful number, since it uses less digits than its factorization.

78417876801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2376299311.

The product of its (nonzero) digits is 4214784, while the sum is 57.

The spelling of 78417876801 in words is "seventy-eight billion, four hundred seventeen million, eight hundred seventy-six thousand, eight hundred one".