60644791 has 2 divisors, whose sum is σ = 60644792. Its totient is φ = 60644790.

The previous prime is 60644783. The next prime is 60644809. The reversal of 60644791 is 19744606.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 60644791 - 2³ = 60644783 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 60644791.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60644291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30322395 + 30322396.

It is an arithmetic number, because the mean of its divisors is an integer number (30322396).

Almost surely, 2^60644791 is an apocalyptic number.

60644791 is a deficient number, since it is larger than the sum of its proper divisors (1).

60644791 is an equidigital number, since it uses as much as digits as its factorization.

60644791 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 60644791 is about 7787.4765489214. The cubic root of 60644791 is about 392.8841433658.

The spelling of 60644791 in words is "sixty million, six hundred forty-four thousand, seven hundred ninety-one".