862741681836 has 24 divisors (see below), whose sum is σ = 2025885991920. Its totient is φ = 285748836672.

The previous prime is 862741681817. The next prime is 862741681897. The reversal of 862741681836 is 638186147268.

It is a self number, because there is not a number n which added to its sum of digits gives 862741681836.

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, 228963531 + ... + 228967298.

It is an arithmetic number, because the mean of its divisors is an integer number (84411916330).

Almost surely, 2^862741681836 is an apocalyptic number.

It is an amenable number.

862741681836 is an abundant number, since it is smaller than the sum of its proper divisors (1163144310084).

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

862741681836 is a wasteful number, since it uses less digits than its factorization.

862741681836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457930993 (or 457930991 counting only the distinct ones).

The product of its digits is 18579456, while the sum is 60.

The spelling of 862741681836 in words is "eight hundred sixty-two billion, seven hundred forty-one million, six hundred eighty-one thousand, eight hundred thirty-six".