6145741878901 has 4 divisors (see below), whose sum is σ = 6190601308812. Its totient is φ = 6100882448992.

The previous prime is 6145741878893. The next prime is 6145741878911. The reversal of 6145741878901 is 1098781475416.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4306330528900 + 1839411350001 = 2075170^2 + 1356249^2 .

It is a cyclic number.

It is not a de Polignac number, because 6145741878901 - 2³ = 6145741878893 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6145741878901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6145741878911) 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, 22429714750 + ... + 22429715023.

It is an arithmetic number, because the mean of its divisors is an integer number (1547650327203).

Almost surely, 2^{6145741878901} is an apocalyptic number.

It is an amenable number.

6145741878901 is a deficient number, since it is larger than the sum of its proper divisors (44859429911).

6145741878901 is a wasteful number, since it uses less digits than its factorization.

6145741878901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44859429910.

The product of its (nonzero) digits is 13547520, while the sum is 61.

The spelling of 6145741878901 in words is "six trillion, one hundred forty-five billion, seven hundred forty-one million, eight hundred seventy-eight thousand, nine hundred one".