6145123169779 has 6 divisors (see below), whose sum is σ = 6754556872700. Its totient is φ = 5586475608780.

The previous prime is 6145123169747. The next prime is 6145123169803. The reversal of 6145123169779 is 9779613215416.

It is not a de Polignac number, because 6145123169779 - 2⁵ = 6145123169747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6145123166779) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25393070829 + ... + 25393071070.

Almost surely, 2^{6145123169779} is an apocalyptic number.

6145123169779 is a deficient number, since it is larger than the sum of its proper divisors (609433702921).

6145123169779 is a wasteful number, since it uses less digits than its factorization.

6145123169779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50786141921 (or 50786141910 counting only the distinct ones).

The product of its digits is 17146080, while the sum is 61.

The spelling of 6145123169779 in words is "six trillion, one hundred forty-five billion, one hundred twenty-three million, one hundred sixty-nine thousand, seven hundred seventy-nine".