820087409014 has 8 divisors (see below), whose sum is σ = 1235032035048. Its totient is φ = 408410064000.

The previous prime is 820087408913. The next prime is 820087409039. The reversal of 820087409014 is 410904780028.

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, 816819627 + ... + 816820630.

It is an arithmetic number, because the mean of its divisors is an integer number (154379004381).

Almost surely, 2^820087409014 is an apocalyptic number.

820087409014 is a deficient number, since it is larger than the sum of its proper divisors (414944626034).

820087409014 is a wasteful number, since it uses less digits than its factorization.

820087409014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1633640510.

The product of its (nonzero) digits is 129024, while the sum is 43.

The spelling of 820087409014 in words is "eight hundred twenty billion, eighty-seven million, four hundred nine thousand, fourteen".