4885641951 has 64 divisors (see below), whose sum is σ = 7205253120. Its totient is φ = 2932899840.

The previous prime is 4885641941. The next prime is 4885641967. The reversal of 4885641951 is 1591465884.

It is a happy number.

It is not a de Polignac number, because 4885641951 - 2¹¹ = 4885639903 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a junction number, because it is equal to n+sod(n) for n = 4885641894 and 4885641903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4885641941) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 25314111 + ... + 25314303.

It is an arithmetic number, because the mean of its divisors is an integer number (112582080).

Almost surely, 2^4885641951 is an apocalyptic number.

4885641951 is a deficient number, since it is larger than the sum of its proper divisors (2319611169).

4885641951 is a wasteful number, since it uses less digits than its factorization.

4885641951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456.

The product of its digits is 1382400, while the sum is 51.

The square root of 4885641951 is about 69897.3672680166. The cubic root of 4885641951 is about 1696.8386403925.

The spelling of 4885641951 in words is "four billion, eight hundred eighty-five million, six hundred forty-one thousand, nine hundred fifty-one".