3125455984 has 120 divisors (see below), whose sum is σ = 7512831648. Its totient is φ = 1251532800.

The previous prime is 3125455979. The next prime is 3125456011. The reversal of 3125455984 is 4895545213.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2011752 + ... + 2013304.

Almost surely, 2^3125455984 is an apocalyptic number.

3125455984 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3125455984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3756415824).

3125455984 is an abundant number, since it is smaller than the sum of its proper divisors (4387375664).

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

3125455984 is a wasteful number, since it uses less digits than its factorization.

3125455984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1743 (or 1730 counting only the distinct ones).

The product of its digits is 864000, while the sum is 46.

The square root of 3125455984 is about 55905.7777336118. Note that the first 4 decimals coincide. The cubic root of 3125455984 is about 1462.0799752643.

The spelling of 3125455984 in words is "three billion, one hundred twenty-five million, four hundred fifty-five thousand, nine hundred eighty-four".