51446611 has 2 divisors, whose sum is σ = 51446612. Its totient is φ = 51446610.

The previous prime is 51446581. The next prime is 51446627. The reversal of 51446611 is 11664415.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51446611 - 2⁵ = 51446579 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51446611.

It is not a weakly prime, because it can be changed into another prime (51446711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25723305 + 25723306.

It is an arithmetic number, because the mean of its divisors is an integer number (25723306).

Almost surely, 2^51446611 is an apocalyptic number.

51446611 is a deficient number, since it is larger than the sum of its proper divisors (1).

51446611 is an equidigital number, since it uses as much as digits as its factorization.

51446611 is an evil number, because the sum of its binary digits is even.

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

The square root of 51446611 is about 7172.6292947566. The cubic root of 51446611 is about 371.9223327083.

The spelling of 51446611 in words is "fifty-one million, four hundred forty-six thousand, six hundred eleven".