49551679 has 2 divisors, whose sum is σ = 49551680. Its totient is φ = 49551678.

The previous prime is 49551653. The next prime is 49551709. The reversal of 49551679 is 97615594.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49551679 - 2⁵ = 49551647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49551629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24775839 + 24775840.

It is an arithmetic number, because the mean of its divisors is an integer number (24775840).

Almost surely, 2^49551679 is an apocalyptic number.

49551679 is a deficient number, since it is larger than the sum of its proper divisors (1).

49551679 is an equidigital number, since it uses as much as digits as its factorization.

49551679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 340200, while the sum is 46.

The square root of 49551679 is about 7039.2953482575. The cubic root of 49551679 is about 367.2987566492.

The spelling of 49551679 in words is "forty-nine million, five hundred fifty-one thousand, six hundred seventy-nine".