60621548791 has 2 divisors, whose sum is σ = 60621548792. Its totient is φ = 60621548790.

The previous prime is 60621548731. The next prime is 60621548797. The reversal of 60621548791 is 19784512606.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 60621548791 - 2⁹ = 60621548279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60621548797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30310774395 + 30310774396.

It is an arithmetic number, because the mean of its divisors is an integer number (30310774396).

Almost surely, 2^60621548791 is an apocalyptic number.

60621548791 is a deficient number, since it is larger than the sum of its proper divisors (1).

60621548791 is an equidigital number, since it uses as much as digits as its factorization.

60621548791 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 49.

The spelling of 60621548791 in words is "sixty billion, six hundred twenty-one million, five hundred forty-eight thousand, seven hundred ninety-one".