60776491 has 4 divisors (see below), whose sum is σ = 60792184. Its totient is φ = 60760800.

The previous prime is 60776467. The next prime is 60776503. The reversal of 60776491 is 19467706.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 60776491 - 2¹¹ = 60774443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (60776291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2596 + ... + 11326.

It is an arithmetic number, because the mean of its divisors is an integer number (15198046).

Almost surely, 2^60776491 is an apocalyptic number.

60776491 is a deficient number, since it is larger than the sum of its proper divisors (15693).

60776491 is an equidigital number, since it uses as much as digits as its factorization.

60776491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15692.

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 60776491 is about 7795.9278472803. The cubic root of 60776491 is about 393.1683416180.

The spelling of 60776491 in words is "sixty million, seven hundred seventy-six thousand, four hundred ninety-one".