4625666136 has 512 divisors, whose sum is σ = 17031168000. Its totient is φ = 1128701952.

The previous prime is 4625666113. The next prime is 4625666159. The reversal of 4625666136 is 6316665264.

It is an interprime number because it is at equal distance from previous prime (4625666113) and next prime (4625666159).

Its product of digits (933120) is a multiple of the sum of its prime factors (288).

It is a junction number, because it is equal to n+sod(n) for n = 4625666091 and 4625666100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 36422505 + ... + 36422631.

It is an arithmetic number, because the mean of its divisors is an integer number (33264000).

Almost surely, 2^4625666136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4625666136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8515584000).

4625666136 is an abundant number, since it is smaller than the sum of its proper divisors (12405501864).

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

4625666136 is a wasteful number, since it uses less digits than its factorization.

4625666136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288 (or 278 counting only the distinct ones).

The product of its digits is 933120, while the sum is 45.

The square root of 4625666136 is about 68012.2498966179. The cubic root of 4625666136 is about 1666.1909116383.

It can be divided in two parts, 4625 and 666136, that added together give a square (670761 = 819²).

The spelling of 4625666136 in words is "four billion, six hundred twenty-five million, six hundred sixty-six thousand, one hundred thirty-six".