83078872152838 has 8 divisors (see below), whose sum is σ = 125382837728088. Its totient is φ = 41284592910144.

The previous prime is 83078872152769. The next prime is 83078872152841. The reversal of 83078872152838 is 83825127887038.

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, 127421582731 + ... + 127421583382.

It is an arithmetic number, because the mean of its divisors is an integer number (15672854716011).

Almost surely, 2^{83078872152838} is an apocalyptic number.

83078872152838 is a deficient number, since it is larger than the sum of its proper divisors (42303965575250).

83078872152838 is a wasteful number, since it uses less digits than its factorization.

83078872152838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254843166278.

The product of its (nonzero) digits is 289013760, while the sum is 70.

The spelling of 83078872152838 in words is "eighty-three trillion, seventy-eight billion, eight hundred seventy-two million, one hundred fifty-two thousand, eight hundred thirty-eight".