4625052381 has 6 divisors (see below), whose sum is σ = 6680631230. Its totient is φ = 3083368248.

The previous prime is 4625052259. The next prime is 4625052389. The reversal of 4625052381 is 1832505264.

4625052381 is a `hidden beast` number, since 4 + 6 + 2 + 50 + 523 + 81 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2886912900 + 1738139481 = 53730^2 + 41691^2 .

It is not a de Polignac number, because 4625052381 - 2⁹ = 4625051869 is a prime.

It is a super-2 number, since 2×4625052381² = 42782219053987538322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4625052389) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 256947346 + ... + 256947363.

Almost surely, 2^4625052381 is an apocalyptic number.

It is an amenable number.

4625052381 is a deficient number, since it is larger than the sum of its proper divisors (2055578849).

4625052381 is a wasteful number, since it uses less digits than its factorization.

4625052381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513894715 (or 513894712 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 4625052381 is about 68007.7376553580. The cubic root of 4625052381 is about 1666.1172157132.

The spelling of 4625052381 in words is "four billion, six hundred twenty-five million, fifty-two thousand, three hundred eighty-one".