545742247545 has 32 divisors (see below), whose sum is σ = 1058409210240. Its totient is φ = 264602301120.

The previous prime is 545742247529. The next prime is 545742247573.

545742247545 is a `hidden beast` number, since 5 + 4 + 5 + 74 + 2 + 24 + 7 + 545 = 666.

545742247545 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 545742247545 - 2⁴ = 545742247529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 545742247491 and 545742247500.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 183750114 + ... + 183753083.

It is an arithmetic number, because the mean of its divisors is an integer number (33075287820).

Almost surely, 2^545742247545 is an apocalyptic number.

545742247545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

545742247545 is a deficient number, since it is larger than the sum of its proper divisors (512666962695).

545742247545 is a wasteful number, since it uses less digits than its factorization.

545742247545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367503222 (or 367503216 counting only the distinct ones).

The product of its digits is 31360000, while the sum is 54.

The spelling of 545742247545 in words is "five hundred forty-five billion, seven hundred forty-two million, two hundred forty-seven thousand, five hundred forty-five".