4925983581 has 24 divisors (see below), whose sum is σ = 7397679744. Its totient is φ = 3156056640.

The previous prime is 4925983541. The next prime is 4925983627. The reversal of 4925983581 is 1853895294.

4925983581 is a `hidden beast` number, since 4 + 9 + 2 + 59 + 8 + 3 + 581 = 666.

It is not a de Polignac number, because 4925983581 - 2¹⁹ = 4925459293 is a prime.

It is a super-2 number, since 2×4925983581² = 48530628480563167122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4925983541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74901 + ... + 124346.

It is an arithmetic number, because the mean of its divisors is an integer number (308236656).

Almost surely, 2^4925983581 is an apocalyptic number.

4925983581 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

4925983581 is a deficient number, since it is larger than the sum of its proper divisors (2471696163).

4925983581 is a wasteful number, since it uses less digits than its factorization.

4925983581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199361 (or 199358 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 54.

The square root of 4925983581 is about 70185.3516127119. The cubic root of 4925983581 is about 1701.4962122871.

The spelling of 4925983581 in words is "four billion, nine hundred twenty-five million, nine hundred eighty-three thousand, five hundred eighty-one".