545731137545 has 16 divisors (see below), whose sum is σ = 714677741568. Its totient is φ = 396747555840.

The previous prime is 545731137499. The next prime is 545731137587.

545731137545 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 545731137545 - 2⁶ = 545731137481 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 545731137493 and 545731137502.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1698584 + ... + 1994153.

It is an arithmetic number, because the mean of its divisors is an integer number (44667358848).

Almost surely, 2^545731137545 is an apocalyptic number.

545731137545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

545731137545 is a deficient number, since it is larger than the sum of its proper divisors (168946604023).

545731137545 is a wasteful number, since it uses less digits than its factorization.

545731137545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3695440.

The product of its digits is 4410000, while the sum is 50.

The spelling of 545731137545 in words is "five hundred forty-five billion, seven hundred thirty-one million, one hundred thirty-seven thousand, five hundred forty-five".