3485866880825 has 72 divisors (see below), whose sum is σ = 5082162845760. Its totient is φ = 2364696028800.

The previous prime is 3485866880809. The next prime is 3485866880827. The reversal of 3485866880825 is 5280886685843.

It is not a de Polignac number, because 3485866880825 - 2⁴ = 3485866880809 is a prime.

It is a super-2 number, since 2×3485866880825² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3485866880827) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 128811146 + ... + 128838204.

It is an arithmetic number, because the mean of its divisors is an integer number (70585595080).

Almost surely, 2^{3485866880825} is an apocalyptic number.

3485866880825 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3485866880825 is a deficient number, since it is larger than the sum of its proper divisors (1596295964935).

3485866880825 is a wasteful number, since it uses less digits than its factorization.

3485866880825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28207 (or 28195 counting only the distinct ones).

The product of its (nonzero) digits is 707788800, while the sum is 71.

The spelling of 3485866880825 in words is "three trillion, four hundred eighty-five billion, eight hundred sixty-six million, eight hundred eighty thousand, eight hundred twenty-five".