545505511654 has 4 divisors (see below), whose sum is σ = 818258267484. Its totient is φ = 272752755826.

The previous prime is 545505511613. The next prime is 545505511669. The reversal of 545505511654 is 456115505545.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136376377912 + ... + 136376377915.

It is an arithmetic number, because the mean of its divisors is an integer number (204564566871).

Almost surely, 2^545505511654 is an apocalyptic number.

545505511654 is a deficient number, since it is larger than the sum of its proper divisors (272752755830).

545505511654 is a wasteful number, since it uses less digits than its factorization.

545505511654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272752755829.

The product of its (nonzero) digits is 1500000, while the sum is 46.

The spelling of 545505511654 in words is "five hundred forty-five billion, five hundred five million, five hundred eleven thousand, six hundred fifty-four".