870435653140 has 48 divisors (see below), whose sum is σ = 1837474269120. Its totient is φ = 346358144000.

The previous prime is 870435653119. The next prime is 870435653149. The reversal of 870435653140 is 41356534078.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (870435653149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2811015 + ... + 3105265.

It is an arithmetic number, because the mean of its divisors is an integer number (38280713940).

Almost surely, 2^870435653140 is an apocalyptic number.

It is an amenable number.

870435653140 is an abundant number, since it is smaller than the sum of its proper divisors (967038615980).

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

870435653140 is a wasteful number, since it uses less digits than its factorization.

870435653140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295032 (or 295030 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 870435653140 in words is "eight hundred seventy billion, four hundred thirty-five million, six hundred fifty-three thousand, one hundred forty".