86940079548 has 24 divisors (see below), whose sum is σ = 231840212352. Its totient is φ = 24840022704.

The previous prime is 86940079537. The next prime is 86940079561. The reversal of 86940079548 is 84597004968.

It is a junction number, because it is equal to n+sod(n) for n = 86940079491 and 86940079500.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 517500390 + ... + 517500557.

It is an arithmetic number, because the mean of its divisors is an integer number (9660008848).

Almost surely, 2^86940079548 is an apocalyptic number.

It is an amenable number.

86940079548 is an abundant number, since it is smaller than the sum of its proper divisors (144900132804).

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

86940079548 is a wasteful number, since it uses less digits than its factorization.

86940079548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1035000961 (or 1035000959 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 60.

The spelling of 86940079548 in words is "eighty-six billion, nine hundred forty million, seventy-nine thousand, five hundred forty-eight".