78250059378 has 24 divisors (see below), whose sum is σ = 172072272528. Its totient is φ = 25694048952.

The previous prime is 78250059343. The next prime is 78250059383. The reversal of 78250059378 is 87395005287.

78250059378 is a `hidden beast` number, since 7 + 82 + 500 + 59 + 3 + 7 + 8 = 666.

It is a super-2 number, since 2×78250059378² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32440776 + ... + 32443187.

It is an arithmetic number, because the mean of its divisors is an integer number (7169678022).

Almost surely, 2^78250059378 is an apocalyptic number.

78250059378 is an abundant number, since it is smaller than the sum of its proper divisors (93822213150).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

78250059378 is a wasteful number, since it uses less digits than its factorization.

78250059378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64884038 (or 64884035 counting only the distinct ones).

The product of its (nonzero) digits is 4233600, while the sum is 54.

The spelling of 78250059378 in words is "seventy-eight billion, two hundred fifty million, fifty-nine thousand, three hundred seventy-eight".