864263942080 has 112 divisors (see below), whose sum is σ = 2565853802496. Its totient is φ = 269380961280.

The previous prime is 864263942027. The next prime is 864263942107. The reversal of 864263942080 is 80249362468.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17513184 + ... + 17562463.

Almost surely, 2^864263942080 is an apocalyptic number.

864263942080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

864263942080 is an abundant number, since it is smaller than the sum of its proper divisors (1701589860416).

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

864263942080 is a wasteful number, since it uses less digits than its factorization.

864263942080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35075682 (or 35075672 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 52.

The spelling of 864263942080 in words is "eight hundred sixty-four billion, two hundred sixty-three million, nine hundred forty-two thousand, eighty".