3505872878980 has 24 divisors (see below), whose sum is σ = 7487118354240. Its totient is φ = 1378580521440.

The previous prime is 3505872878923. The next prime is 3505872878983. The reversal of 3505872878980 is 898782785053.

It is a super-2 number, since 2×3505872878980² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3505872878983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1485538176 + ... + 1485540535.

It is an arithmetic number, because the mean of its divisors is an integer number (311963264760).

Almost surely, 2^{3505872878980} is an apocalyptic number.

It is an amenable number.

3505872878980 is an abundant number, since it is smaller than the sum of its proper divisors (3981245475260).

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

3505872878980 is a wasteful number, since it uses less digits than its factorization.

3505872878980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2971078779 (or 2971078777 counting only the distinct ones).

The product of its (nonzero) digits is 270950400, while the sum is 70.

The spelling of 3505872878980 in words is "three trillion, five hundred five billion, eight hundred seventy-two million, eight hundred seventy-eight thousand, nine hundred eighty".