139078448134 has 8 divisors (see below), whose sum is σ = 208622630808. Its totient is φ = 69537571200.

The previous prime is 139078448107. The next prime is 139078448233. The reversal of 139078448134 is 431844870931.

It is a happy number.

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

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, 718432 + ... + 891235.

It is an arithmetic number, because the mean of its divisors is an integer number (26077828851).

Almost surely, 2^139078448134 is an apocalyptic number.

139078448134 is a deficient number, since it is larger than the sum of its proper divisors (69544182674).

139078448134 is a wasteful number, since it uses less digits than its factorization.

139078448134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1652870.

The product of its (nonzero) digits is 2322432, while the sum is 52.

The spelling of 139078448134 in words is "one hundred thirty-nine billion, seventy-eight million, four hundred forty-eight thousand, one hundred thirty-four".