5651311446 has 96 divisors (see below), whose sum is σ = 13534503840. Its totient is φ = 1689984000.

The previous prime is 5651311441. The next prime is 5651311447. The reversal of 5651311446 is 6441131565.

It is a super-2 number, since 2×5651311446² = 63874642119381221832, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 5651311446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5651311441) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8654056 + ... + 8654708.

It is an arithmetic number, because the mean of its divisors is an integer number (140984415).

Almost surely, 2^5651311446 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5651311446, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6767251920).

5651311446 is an abundant number, since it is smaller than the sum of its proper divisors (7883192394).

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

5651311446 is a wasteful number, since it uses less digits than its factorization.

5651311446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182 (or 1179 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 5651311446 is about 75175.2049947321. The cubic root of 5651311446 is about 1781.2152882026.

The spelling of 5651311446 in words is "five billion, six hundred fifty-one million, three hundred eleven thousand, four hundred forty-six".