134878374004 has 24 divisors (see below), whose sum is σ = 257505929856. Its totient is φ = 61305768000.

The previous prime is 134878373899. The next prime is 134878374019. The reversal of 134878374004 is 400473878431.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1329189 + ... + 1427059.

It is an arithmetic number, because the mean of its divisors is an integer number (10729413744).

Almost surely, 2^134878374004 is an apocalyptic number.

It is an amenable number.

134878374004 is a deficient number, since it is larger than the sum of its proper divisors (122627555852).

134878374004 is a wasteful number, since it uses less digits than its factorization.

134878374004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129207 (or 129205 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 49.

The spelling of 134878374004 in words is "one hundred thirty-four billion, eight hundred seventy-eight million, three hundred seventy-four thousand, four".