86490861246 has 24 divisors (see below), whose sum is σ = 187402273344. Its totient is φ = 28829455200.

The previous prime is 86490861217. The next prime is 86490861253. The reversal of 86490861246 is 64216809468.

It is a junction number, because it is equal to n+sod(n) for n = 86490861192 and 86490861201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1196946 + ... + 1267146.

It is an arithmetic number, because the mean of its divisors is an integer number (7808428056).

Almost surely, 2^86490861246 is an apocalyptic number.

86490861246 is an abundant number, since it is smaller than the sum of its proper divisors (100911412098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86490861246 is a wasteful number, since it uses less digits than its factorization.

86490861246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138656 (or 138653 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 54.

The spelling of 86490861246 in words is "eighty-six billion, four hundred ninety million, eight hundred sixty-one thousand, two hundred forty-six".