51677696 has 40 divisors (see below), whose sum is σ = 118013280. Its totient is φ = 22146048.

The previous prime is 51677653. The next prime is 51677699. The reversal of 51677696 is 69677615.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 51677696.

It is not an unprimeable number, because it can be changed into a prime (51677699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3626 + ... + 10793.

It is an arithmetic number, because the mean of its divisors is an integer number (2950332).

Almost surely, 2^51677696 is an apocalyptic number.

51677696 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

51677696 is an abundant number, since it is smaller than the sum of its proper divisors (66335584).

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

51677696 is an equidigital number, since it uses as much as digits as its factorization.

51677696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14444 (or 14428 counting only the distinct ones).

The product of its digits is 476280, while the sum is 47.

The square root of 51677696 is about 7188.7200529719. The cubic root of 51677696 is about 372.4783609789.

The spelling of 51677696 in words is "fifty-one million, six hundred seventy-seven thousand, six hundred ninety-six".