534538828347878 has 4 divisors (see below), whose sum is σ = 801808242521820. Its totient is φ = 267269414173938.

The previous prime is 534538828347863. The next prime is 534538828347899. The reversal of 534538828347878 is 878743828835435.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 534538828347796 and 534538828347805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133634707086968 + ... + 133634707086971.

It is an arithmetic number, because the mean of its divisors is an integer number (200452060630455).

Almost surely, 2^{534538828347878} is an apocalyptic number.

534538828347878 is a deficient number, since it is larger than the sum of its proper divisors (267269414173942).

534538828347878 is a wasteful number, since it uses less digits than its factorization.

534538828347878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267269414173941.

The product of its digits is 34681651200, while the sum is 83.

The spelling of 534538828347878 in words is "five hundred thirty-four trillion, five hundred thirty-eight billion, eight hundred twenty-eight million, three hundred forty-seven thousand, eight hundred seventy-eight".