86578000246 has 16 divisors (see below), whose sum is σ = 130369392000. Its totient is φ = 43121852928.

The previous prime is 86578000193. The next prime is 86578000277. The reversal of 86578000246 is 64200087568.

It is a junction number, because it is equal to n+sod(n) for n = 86578000196 and 86578000205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 471835 + ... + 629113.

It is an arithmetic number, because the mean of its divisors is an integer number (8148087000).

Almost surely, 2^86578000246 is an apocalyptic number.

86578000246 is the 157279-th nonagonal number.

86578000246 is a deficient number, since it is larger than the sum of its proper divisors (43791391754).

86578000246 is a wasteful number, since it uses less digits than its factorization.

86578000246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158343.

The product of its (nonzero) digits is 645120, while the sum is 46.

The spelling of 86578000246 in words is "eighty-six billion, five hundred seventy-eight million, two hundred forty-six", and thus it is an aban number.