862433898064 has 80 divisors (see below), whose sum is σ = 1773828253440. Its totient is φ = 405688711680.

The previous prime is 862433898061. The next prime is 862433898091. The reversal of 862433898064 is 460898334268.

It is a Harshad number since it is a multiple of its sum of digits (61).

It is a junction number, because it is equal to n+sod(n) for n = 862433897993 and 862433898011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (862433898061) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1928217 + ... + 2332999.

It is an arithmetic number, because the mean of its divisors is an integer number (22172853168).

Almost surely, 2^862433898064 is an apocalyptic number.

It is an amenable number.

862433898064 is an abundant number, since it is smaller than the sum of its proper divisors (911394355376).

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

862433898064 is a wasteful number, since it uses less digits than its factorization.

862433898064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404948 (or 404942 counting only the distinct ones).

The product of its (nonzero) digits is 47775744, while the sum is 61.

The spelling of 862433898064 in words is "eight hundred sixty-two billion, four hundred thirty-three million, eight hundred ninety-eight thousand, sixty-four".