545536522 has 4 divisors (see below), whose sum is σ = 818304786. Its totient is φ = 272768260.

The previous prime is 545536463. The next prime is 545536549. The reversal of 545536522 is 225635545.

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

It can be written as a sum of positive squares in only one way, i.e., 308037601 + 237498921 = 17551^2 + 15411^2 .

It is a super-2 number, since 2×545536522² = 595220193671712968, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136384129 + ... + 136384132.

Almost surely, 2^545536522 is an apocalyptic number.

545536522 is a deficient number, since it is larger than the sum of its proper divisors (272768264).

545536522 is a wasteful number, since it uses less digits than its factorization.

545536522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272768263.

The product of its digits is 180000, while the sum is 37.

The square root of 545536522 is about 23356.7232718975. The cubic root of 545536522 is about 817.0988705629.

It can be divided in two parts, 54553 and 6522, that added together give a triangular number (61075 = T₃₄₉).

The spelling of 545536522 in words is "five hundred forty-five million, five hundred thirty-six thousand, five hundred twenty-two".