835085018440 has 32 divisors (see below), whose sum is σ = 1960634393280. Its totient is φ = 319510789312.

The previous prime is 835085018423. The next prime is 835085018477. The reversal of 835085018440 is 44810580538.

It is a Harshad number since it is a multiple of its sum of digits (46).

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, 453849634 + ... + 453851473.

It is an arithmetic number, because the mean of its divisors is an integer number (61269824790).

Almost surely, 2^835085018440 is an apocalyptic number.

It is an amenable number.

835085018440 is an abundant number, since it is smaller than the sum of its proper divisors (1125549374840).

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

835085018440 is a wasteful number, since it uses less digits than its factorization.

835085018440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 907701141 (or 907701137 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 46.

Adding to 835085018440 its reverse (44810580538), we get a palindrome (879895598978).

The spelling of 835085018440 in words is "eight hundred thirty-five billion, eighty-five million, eighteen thousand, four hundred forty".