4251146736 has 40 divisors (see below), whose sum is σ = 11121153280. Its totient is φ = 1399110336.

The previous prime is 4251146729. The next prime is 4251146747. The reversal of 4251146736 is 6376411524.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4251146694 and 4251146703.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 556750 + ... + 564333.

It is an arithmetic number, because the mean of its divisors is an integer number (278028832).

Almost surely, 2^4251146736 is an apocalyptic number.

It is an amenable number.

4251146736 is an abundant number, since it is smaller than the sum of its proper divisors (6870006544).

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

4251146736 is a wasteful number, since it uses less digits than its factorization.

4251146736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1121173 (or 1121167 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 4251146736 is about 65200.8185224695. The cubic root of 4251146736 is about 1619.9515730075.

The spelling of 4251146736 in words is "four billion, two hundred fifty-one million, one hundred forty-six thousand, seven hundred thirty-six".