51416416 has 12 divisors (see below), whose sum is σ = 101226132. Its totient is φ = 25708192.

The previous prime is 51416353. The next prime is 51416423. The reversal of 51416416 is 61461415.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 803350 + ... + 803413.

It is an arithmetic number, because the mean of its divisors is an integer number (8435511).

Almost surely, 2^51416416 is an apocalyptic number.

It is an amenable number.

51416416 is a deficient number, since it is larger than the sum of its proper divisors (49809716).

51416416 is a wasteful number, since it uses less digits than its factorization.

51416416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1606773 (or 1606765 counting only the distinct ones).

The product of its digits is 2880, while the sum is 28.

The square root of 51416416 is about 7170.5241091569. The cubic root of 51416416 is about 371.8495556915.

The spelling of 51416416 in words is "fifty-one million, four hundred sixteen thousand, four hundred sixteen".