870645484860429 has 32 divisors (see below), whose sum is σ = 1189475649331200. Its totient is φ = 566204570148672.

The previous prime is 870645484860427. The next prime is 870645484860439. The reversal of 870645484860429 is 924068484546078.

It is a happy number.

It is not a de Polignac number, because 870645484860429 - 2¹ = 870645484860427 is a prime.

It is a super-2 number, since 2×870645484860429² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (870645484860421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 975632572 + ... + 976524554.

It is an arithmetic number, because the mean of its divisors is an integer number (37171114041600).

Almost surely, 2^{870645484860429} is an apocalyptic number.

It is an amenable number.

870645484860429 is a deficient number, since it is larger than the sum of its proper divisors (318830164470771).

870645484860429 is a wasteful number, since it uses less digits than its factorization.

870645484860429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914889.

The product of its (nonzero) digits is 2972712960, while the sum is 75.

The spelling of 870645484860429 in words is "eight hundred seventy trillion, six hundred forty-five billion, four hundred eighty-four million, eight hundred sixty thousand, four hundred twenty-nine".