3125481064 has 8 divisors (see below), whose sum is σ = 5860277010. Its totient is φ = 1562740528.

The previous prime is 3125481001. The next prime is 3125481083. The reversal of 3125481064 is 4601845213.

It can be written as a sum of positive squares in only one way, i.e., 3028300900 + 97180164 = 55030^2 + 9858^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 195342559 + ... + 195342574.

Almost surely, 2^3125481064 is an apocalyptic number.

It is an amenable number.

3125481064 is a deficient number, since it is larger than the sum of its proper divisors (2734795946).

3125481064 is a wasteful number, since it uses less digits than its factorization.

3125481064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390685139 (or 390685135 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 3125481064 is about 55906.0020391371. The cubic root of 3125481064 is about 1462.0838860395.

The spelling of 3125481064 in words is "three billion, one hundred twenty-five million, four hundred eighty-one thousand, sixty-four".