139093327487878 has 8 divisors (see below), whose sum is σ = 214278909913872. Its totient is φ = 67667024183256.

The previous prime is 139093327487869. The next prime is 139093327487903. The reversal of 139093327487878 is 878784723390931.

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

It is a junction number, because it is equal to n+sod(n) for n = 139093327487798 and 139093327487807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 939819780250 + ... + 939819780397.

It is an arithmetic number, because the mean of its divisors is an integer number (26784863739234).

Almost surely, 2^{139093327487878} is an apocalyptic number.

139093327487878 is a deficient number, since it is larger than the sum of its proper divisors (75185582425994).

139093327487878 is a wasteful number, since it uses less digits than its factorization.

139093327487878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1879639560686.

The product of its (nonzero) digits is 3072577536, while the sum is 79.

The spelling of 139093327487878 in words is "one hundred thirty-nine trillion, ninety-three billion, three hundred twenty-seven million, four hundred eighty-seven thousand, eight hundred seventy-eight".